diff --git a/adm/shop_admin/bannerform.php b/adm/shop_admin/bannerform.php
index 8dc3592e3..291bdbb2c 100644
--- a/adm/shop_admin/bannerform.php
+++ b/adm/shop_admin/bannerform.php
@@ -8,7 +8,7 @@ $html_title = "배너";
 if ($w=="u")
 {
     $html_title .= " 수정";
-    $sql = " select * from $g4[yc4_banner_table] where bn_id = '$bn_id' ";
+    $sql = " select * from $g4[shop_banner_table] where bn_id = '$bn_id' ";
     $bn = sql_fetch($sql);
 }
 else
diff --git a/adm/shop_admin/bannerformupdate.php b/adm/shop_admin/bannerformupdate.php
index f444c713e..081270f48 100644
--- a/adm/shop_admin/bannerformupdate.php
+++ b/adm/shop_admin/bannerformupdate.php
@@ -21,9 +21,9 @@ if ($w=="")
 {
     if (!$bn_bimg_name) alert("배너 이미지를 업로드 하세요.");
 
-    sql_query(" alter table $g4[yc4_banner_table] auto_increment=1 ");
+    sql_query(" alter table $g4[shop_banner_table] auto_increment=1 ");
 
-    $sql = " insert into $g4[yc4_banner_table]
+    $sql = " insert into $g4[shop_banner_table]
                 set bn_alt        = '$bn_alt',
                     bn_url        = '$bn_url',
                     bn_position   = '$bn_position',
@@ -40,7 +40,7 @@ if ($w=="")
 } 
 else if ($w=="u")
 {
-    $sql = " update $g4[yc4_banner_table]
+    $sql = " update $g4[shop_banner_table]
                 set bn_alt        = '$bn_alt',
                     bn_url        = '$bn_url',
                     bn_position   = '$bn_position',
@@ -56,7 +56,7 @@ else if ($w=="d")
 {
     @unlink("$g4[path]/data/banner/$bn_id");
 
-    $sql = " delete from $g4[yc4_banner_table] where bn_id = $bn_id ";
+    $sql = " delete from $g4[shop_banner_table] where bn_id = $bn_id ";
     $result = sql_query($sql);
 }
 
diff --git a/adm/shop_admin/bannerlist.php b/adm/shop_admin/bannerlist.php
index 14fce8f92..34ce1b61c 100644
--- a/adm/shop_admin/bannerlist.php
+++ b/adm/shop_admin/bannerlist.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "배너관리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql_common = " from $g4[yc4_banner_table] ";
+$sql_common = " from $g4[shop_banner_table] ";
 
 // 테이블의 전체 레코드수만 얻음
 $sql = " select count(*) as cnt " . $sql_common;
@@ -42,7 +42,7 @@ $from_record = ($page - 1) * $rows; // 시작 열을 구함
 </tr>
 
 <?
-$sql = " select * from $g4[yc4_banner_table] 
+$sql = " select * from $g4[shop_banner_table] 
           order by bn_order, bn_id desc 
           limit $from_record, $rows  ";
 $result = sql_query($sql);
diff --git a/adm/shop_admin/categoryform.php b/adm/shop_admin/categoryform.php
index 2ac6e12af..2e4a7115f 100644
--- a/adm/shop_admin/categoryform.php
+++ b/adm/shop_admin/categoryform.php
@@ -5,9 +5,9 @@ include_once(G4_CKEDITOR_PATH.'/ckeditor.lib.php');
 
 auth_check($auth[$sub_menu], "w");
 
-$category_path = "{$g4[path]}/data/category";
+$category_path = G4_DATA_PATH.'/category';
 
-$sql_common = " from $g4[yc4_category_table] ";
+$sql_common = " from $g4[shop_category_table] ";
 if ($is_admin != 'super')
     $sql_common .= " where ca_mb_id = '$member[mb_id]' ";
 
@@ -22,7 +22,7 @@ if ($w == "")
 
     $len2 = $len + 1;
 
-    $sql = " select MAX(SUBSTRING(ca_id,$len2,2)) as max_subid from $g4[yc4_category_table] where SUBSTRING(ca_id,1,$len) = '$ca_id' ";
+    $sql = " select MAX(SUBSTRING(ca_id,$len2,2)) as max_subid from $g4[shop_category_table] where SUBSTRING(ca_id,1,$len) = '$ca_id' ";
     $row = sql_fetch($sql);
 
     if ($row['max_subid']) {
@@ -45,7 +45,7 @@ if ($w == "")
 
     if ($ca_id) // 2단계이상 분류
     {
-        $sql = " select * from $g4[yc4_category_table] where ca_id = '$ca_id' ";
+        $sql = " select * from $g4[shop_category_table] where ca_id = '$ca_id' ";
         $ca = sql_fetch($sql);
         $html_title = $ca[ca_name] . " 하위분류추가";
         $ca[ca_name] = "";
@@ -66,7 +66,7 @@ if ($w == "")
 }
 else if ($w == "u")
 {
-    $sql = " select * from $g4[yc4_category_table] where ca_id = '$ca_id' ";
+    $sql = " select * from $g4[shop_category_table] where ca_id = '$ca_id' ";
     $ca = sql_fetch($sql);
     if (!$ca[ca_id])
         alert("자료가 없습니다.");
diff --git a/adm/shop_admin/categoryformupdate.php b/adm/shop_admin/categoryformupdate.php
index 9ba561988..e50874205 100644
--- a/adm/shop_admin/categoryformupdate.php
+++ b/adm/shop_admin/categoryformupdate.php
@@ -78,13 +78,13 @@ if ($w == "")
     $parent_level  = strlen($parent_ca_id) / 2;
     $parent_length = $parent_level * 4;
 
-    $sql = " select left(ca_sort,$parent_length) as ca_sort from $g4[yc4_category_table] where ca_id = '$parent_ca_id' ";
+    $sql = " select left(ca_sort,$parent_length) as ca_sort from $g4[shop_category_table] where ca_id = '$parent_ca_id' ";
     $parent = sql_fetch($sql);
 
     $level = strlen($ca_id) / 2;
     $length = $level * 4;
 
-    $sql = " select max(mid(ca_sort,$parent_length+1,4)) as max_sort from $g4[yc4_category_table] where ca_id like '$parent_ca_id%' ";
+    $sql = " select max(mid(ca_sort,$parent_length+1,4)) as max_sort from $g4[shop_category_table] where ca_id like '$parent_ca_id%' ";
     $row = sql_fetch($sql);
     if ($row[max_sort]) {
         $next_sort = (int)$row[max_sort] + 1;
@@ -94,7 +94,7 @@ if ($w == "")
 
     $ca_sort  = $parent['ca_sort'] . str_pad($next_sort, 4, '0', STR_PAD_LEFT);
 
-    $sql = " insert $g4[yc4_category_table]
+    $sql = " insert $g4[shop_category_table]
                 set ca_id   = '$ca_id',
                     ca_name = '$ca_name',
                     ca_sort = '$ca_sort',
@@ -103,7 +103,7 @@ if ($w == "")
 }
 else if ($w == "u")
 {
-    $sql = " update $g4[yc4_category_table]
+    $sql = " update $g4[shop_category_table]
                 set ca_name = '$ca_name',
                     $sql_common
               where ca_id = '$ca_id' ";
@@ -112,7 +112,7 @@ else if ($w == "u")
     // 하위분류를 똑같은 설정으로 반영
     if ($sub_category) {
         $len = strlen($ca_id);
-        $sql = " update $g4[yc4_category_table]
+        $sql = " update $g4[shop_category_table]
                     set $sql_common
                   where SUBSTRING(ca_id,1,$len) = '$ca_id' ";
         if ($is_admin != 'super')
@@ -125,7 +125,7 @@ else if ($w == "d")
     // 분류의 길이
     $len = strlen($ca_id);
 
-    $sql = " select COUNT(*) as cnt from $g4[yc4_category_table]
+    $sql = " select COUNT(*) as cnt from $g4[shop_category_table]
               where SUBSTRING(ca_id,1,$len) = '$ca_id'
                 and ca_id <> '$ca_id' ";
     $row = sql_fetch($sql);
@@ -133,7 +133,7 @@ else if ($w == "d")
         alert("이 분류에 속한 하위 분류가 있으므로 삭제 할 수 없습니다.\\n\\n하위분류를 우선 삭제하여 주십시오.");
 
     $str = $comma = "";
-    $sql = " select it_id from $g4[yc4_item_table] where ca_id = '$ca_id' ";
+    $sql = " select it_id from $g4[shop_item_table] where ca_id = '$ca_id' ";
     $result = sql_query($sql);
     $i=0;
     while ($row = mysql_fetch_array($result))
@@ -156,7 +156,7 @@ else if ($w == "d")
     @unlink("{$g4[category_path]}/$ca_id"."_t");
 
     // 분류 삭제
-    $sql = " delete from $g4[yc4_category_table] where ca_id = '$ca_id' ";
+    $sql = " delete from $g4[shop_category_table] where ca_id = '$ca_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/categorylist.php b/adm/shop_admin/categorylist.php
index e149fbeec..3f446c9d7 100644
--- a/adm/shop_admin/categorylist.php
+++ b/adm/shop_admin/categorylist.php
@@ -10,24 +10,24 @@ if ($ca_id && ($move == 'up' || $move == 'down')) {
     $level = $length / 2;
 
     // 클릭한 분류의 분류아이디와 출력순서
-    $sql = " select ca_id, ca_sort from $g4[yc4_category_table] where ca_id = '$ca_id' ";
+    $sql = " select ca_id, ca_sort from $g4[shop_category_table] where ca_id = '$ca_id' ";
     $org = sql_fetch($sql);
 
     // 옮겨갈 분류의 분류아이디와 출력순서
     if ($move == 'up') {
-        $sql = " select ca_id, ca_sort from $g4[yc4_category_table] where ca_id like '$parent_ca_id%' and length(ca_id) = $length and ca_sort < '$org[ca_sort]' order by ca_sort desc limit 1 ";
+        $sql = " select ca_id, ca_sort from $g4[shop_category_table] where ca_id like '$parent_ca_id%' and length(ca_id) = $length and ca_sort < '$org[ca_sort]' order by ca_sort desc limit 1 ";
         $dst = sql_fetch($sql);
     } else {
-        $sql = " select ca_id, ca_sort from $g4[yc4_category_table] where ca_id like '$parent_ca_id%' and length(ca_id) = $length and ca_sort > '$org[ca_sort]' order by ca_sort asc limit 1 ";
+        $sql = " select ca_id, ca_sort from $g4[shop_category_table] where ca_id like '$parent_ca_id%' and length(ca_id) = $length and ca_sort > '$org[ca_sort]' order by ca_sort asc limit 1 ";
         $dst = sql_fetch($sql);
     }
 
     // 옮겨갈 분류가 있다면
     if ($dst) {
-        $sql = " update $g4[yc4_category_table] set ca_sort = concat('$org[ca_sort]', mid(ca_sort,$level*4+1, 20)) where ca_id like '$dst[ca_id]%' ";
+        $sql = " update $g4[shop_category_table] set ca_sort = concat('$org[ca_sort]', mid(ca_sort,$level*4+1, 20)) where ca_id like '$dst[ca_id]%' ";
         sql_query($sql);
 
-        $sql = " update $g4[yc4_category_table] set ca_sort = concat('$dst[ca_sort]', mid(ca_sort,$level*4+1, 20)) where ca_id like '$org[ca_id]%' ";
+        $sql = " update $g4[shop_category_table] set ca_sort = concat('$dst[ca_sort]', mid(ca_sort,$level*4+1, 20)) where ca_id like '$org[ca_id]%' ";
         sql_query($sql);
     }
 }
@@ -47,7 +47,7 @@ if ($stx != "") {
         $page = 1;
 }
 
-$sql_common = " from $g4[yc4_category_table] ";
+$sql_common = " from $g4[shop_category_table] ";
 if ($is_admin != 'super')
     $sql_common .= " $where ca_mb_id = '$member[mb_id]' ";
 $sql_common .= $sql_search;
@@ -148,7 +148,7 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
 
 
     // 해당 분류에 속한 상품의 갯수
-    $sql1 = " select COUNT(*) as cnt from $g4[yc4_item_table] where ca_id = '$row[ca_id]' or ca_id2 = '$row[ca_id]' or ca_id3 = '$row[ca_id]' ";
+    $sql1 = " select COUNT(*) as cnt from $g4[shop_item_table] where ca_id = '$row[ca_id]' or ca_id2 = '$row[ca_id]' or ca_id3 = '$row[ca_id]' ";
     $row1 = sql_fetch($sql1);
 
     $list = $i%2;
diff --git a/adm/shop_admin/categorylistupdate.php b/adm/shop_admin/categorylistupdate.php
index d57f51630..5c2a5f5da 100644
--- a/adm/shop_admin/categorylistupdate.php
+++ b/adm/shop_admin/categorylistupdate.php
@@ -7,7 +7,7 @@ check_demo();
 auth_check($auth[$sub_menu], "w");
 
 for ($i=0; $i<count($_POST['ca_id']); $i++) {
-    $sql = " update $g4[yc4_category_table]
+    $sql = " update $g4[shop_category_table]
                 set ca_name       = '{$_POST[ca_name][$i]}',
                     ca_menu       = '{$_POST[ca_menu][$i]}',
                     ca_use        = '{$_POST[ca_use][$i]}',
diff --git a/adm/shop_admin/categoryorderload.ajax.php b/adm/shop_admin/categoryorderload.ajax.php
index f74085a2d..afffcc887 100644
--- a/adm/shop_admin/categoryorderload.ajax.php
+++ b/adm/shop_admin/categoryorderload.ajax.php
@@ -4,7 +4,7 @@ include_once("./_common.php");
 $ca_id = $_REQUEST['ca_id'];
 $length = strlen($ca_id) + 2;
 
-$sql = " SELECT ca_id, ca_name from {$g4['yc4_category_table']} where ca_id like '$ca_id%' and length(ca_id) = $length order by ca_order, ca_id ";
+$sql = " SELECT ca_id, ca_name from {$g4['shop_category_table']} where ca_id like '$ca_id%' and length(ca_id) = $length order by ca_order, ca_id ";
 $result = sql_query($sql);
 $list = array();
 while ($row=sql_fetch_array($result)) {
@@ -13,7 +13,7 @@ while ($row=sql_fetch_array($result)) {
 
     $cnt  = 0;
     if ($length < 10) {
-        $sql2 = " select count(*) as cnt from {$g4['yc4_category_table']} where ca_id like '{$row['ca_id']}%' and length(ca_id) = $length + 2 ";
+        $sql2 = " select count(*) as cnt from {$g4['shop_category_table']} where ca_id like '{$row['ca_id']}%' and length(ca_id) = $length + 2 ";
         $row2 = sql_fetch($sql2);
         $cnt = $row2['cnt'];
     }
diff --git a/adm/shop_admin/categoryorderlowcode.ajax.php b/adm/shop_admin/categoryorderlowcode.ajax.php
index 0496f98b2..9d878653f 100644
--- a/adm/shop_admin/categoryorderlowcode.ajax.php
+++ b/adm/shop_admin/categoryorderlowcode.ajax.php
@@ -8,7 +8,7 @@ $len = strlen($ca_id) + 2;
 if ($len > 10)
     die('{"error":"마지막 레벨은 하위레벨이 없습니다."}');
 
-$sql = " select ca_id, ca_name  from {$g4['yc4_category_table']} where ca_id like '$ca_id%' and length(ca_id) = $len ";
+$sql = " select ca_id, ca_name  from {$g4['shop_category_table']} where ca_id like '$ca_id%' and length(ca_id) = $len ";
 $result = sql_query($sql);
 while ($row = sql_fetch_array($result)) {
     $id   = $row['ca_id'];
diff --git a/adm/shop_admin/categoryorderupdate.ajax.php b/adm/shop_admin/categoryorderupdate.ajax.php
index 9a43ee7cd..b03d8d3d0 100644
--- a/adm/shop_admin/categoryorderupdate.ajax.php
+++ b/adm/shop_admin/categoryorderupdate.ajax.php
@@ -15,9 +15,9 @@ $pos = strlen($ca_id) * 2 - 3;
 $piece_order = make_order($order);
 
 if ($pos == 1) {
-    $sql = " update {$g4['yc4_category_table']} set ca_order = concat(left('$piece_order',4),mid(ca_order,$pos+4,20-($pos+4))) where ca_id like '$ca_id%' ";
+    $sql = " update {$g4['shop_category_table']} set ca_order = concat(left('$piece_order',4),mid(ca_order,$pos+4,20-($pos+4))) where ca_id like '$ca_id%' ";
 } else {
-    $sql = " update {$g4['yc4_category_table']} set ca_order = concat(mid(ca_order,1,$pos-1),'$piece_order',mid(ca_order,$pos+4,20-($pos+4-1))) where ca_id like '$ca_id%' ";
+    $sql = " update {$g4['shop_category_table']} set ca_order = concat(mid(ca_order,1,$pos-1),'$piece_order',mid(ca_order,$pos+4,20-($pos+4-1))) where ca_id like '$ca_id%' ";
 }
 sql_query($sql, true);
 ?>
\ No newline at end of file
diff --git a/adm/shop_admin/codedupcheck.php b/adm/shop_admin/codedupcheck.php
index f7e7b7042..27e551ae0 100644
--- a/adm/shop_admin/codedupcheck.php
+++ b/adm/shop_admin/codedupcheck.php
@@ -4,14 +4,14 @@ include_once("./_common.php");
 $name = "";
 if ($it_id)
 {
-    $sql = " select it_name from {$g4['yc4_item_table']} where it_id = '$it_id' ";
+    $sql = " select it_name from {$g4['shop_item_table']} where it_id = '$it_id' ";
     $row = sql_fetch($sql);
     $code = $it_id;
     $name = $row['it_name'];
 }
 else if ($ca_id)
 {
-    $sql = " select ca_name from {$g4['yc4_category_table']} where ca_id = '$ca_id' ";
+    $sql = " select ca_name from {$g4['shop_category_table']} where ca_id = '$ca_id' ";
     $row = sql_fetch($sql);
     $code = $ca_id;
     $name = $row['ca_name'];
diff --git a/adm/shop_admin/configformupdate.php b/adm/shop_admin/configformupdate.php
index f35c4a73c..d9cdbd7a4 100644
--- a/adm/shop_admin/configformupdate.php
+++ b/adm/shop_admin/configformupdate.php
@@ -20,7 +20,7 @@ $de_kcp_mid = substr($_POST['de_kcp_mid'],0,3);
 //
 // 영카트 default
 //
-$sql = " update $g4[yc4_default_table]
+$sql = " update $g4[shop_default_table]
             set de_admin_company_owner      = '$de_admin_company_owner',
                 de_admin_company_name       = '$de_admin_company_name',
                 de_admin_company_saupja_no  = '$de_admin_company_saupja_no',
diff --git a/adm/shop_admin/contentform.php b/adm/shop_admin/contentform.php
index c354e6b9b..e95a83a1f 100644
--- a/adm/shop_admin/contentform.php
+++ b/adm/shop_admin/contentform.php
@@ -6,7 +6,7 @@ include_once("./_common.php");
 auth_check($auth[$sub_menu], "w");
 
 // 상단, 하단 파일경로 필드 추가
-$sql = " ALTER TABLE `$g4[yc4_content_table]`	ADD `co_include_head` VARCHAR( 255 ) NOT NULL ,
+$sql = " ALTER TABLE `$g4[shop_content_table]`	ADD `co_include_head` VARCHAR( 255 ) NOT NULL ,
 												ADD `co_include_tail` VARCHAR( 255 ) NOT NULL ";
 sql_query($sql, false);
 
@@ -17,7 +17,7 @@ if ($w == "u")
     $html_title .= " 수정";
     $readonly = " readonly";
 
-    $sql = " select * from $g4[yc4_content_table] where co_id = '$co_id' ";
+    $sql = " select * from $g4[shop_content_table] where co_id = '$co_id' ";
     $co = sql_fetch($sql);
     if (!$co[co_id])
         alert("등록된 자료가 없습니다.");
diff --git a/adm/shop_admin/contentformupdate.php b/adm/shop_admin/contentformupdate.php
index 6d06d5139..41caca3dd 100644
--- a/adm/shop_admin/contentformupdate.php
+++ b/adm/shop_admin/contentformupdate.php
@@ -27,19 +27,19 @@ if ($w == "")
     //if(eregi("[^a-z0-9_]", $co_id)) alert("ID 는 영문자, 숫자, _ 만 가능합니다.");
     if(preg_match("/[^a-z0-9_]/i", $co_id)) alert("ID 는 영문자, 숫자, _ 만 가능합니다.");
 
-    $sql = " select co_id from $g4[yc4_content_table] where co_id = '$co_id' ";
+    $sql = " select co_id from $g4[shop_content_table] where co_id = '$co_id' ";
     $row = sql_fetch($sql);
     if ($row[co_id]) 
         alert("이미 같은 ID로 등록된 내용이 있습니다.");
 
-    $sql = " insert $g4[yc4_content_table]
+    $sql = " insert $g4[shop_content_table]
                 set co_id = '$co_id',
                     $sql_common ";
     sql_query($sql);
 } 
 else if ($w == "u") 
 {
-    $sql = " update $g4[yc4_content_table]
+    $sql = " update $g4[shop_content_table]
                 set $sql_common
               where co_id = '$co_id' ";
     sql_query($sql);
@@ -49,7 +49,7 @@ else if ($w == "d")
     @unlink("$g4[path]/data/content/{$co_id}_h");
     @unlink("$g4[path]/data/content/{$co_id}_t");
 
-    $sql = " delete from $g4[yc4_content_table] where co_id = '$co_id' ";
+    $sql = " delete from $g4[shop_content_table] where co_id = '$co_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/contentlist.php b/adm/shop_admin/contentlist.php
index 70d1b02b5..d525c9587 100644
--- a/adm/shop_admin/contentlist.php
+++ b/adm/shop_admin/contentlist.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "내용관리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql_common = " from $g4[yc4_content_table] ";
+$sql_common = " from $g4[shop_content_table] ";
 
 // 테이블의 전체 레코드수만 얻음
 $sql = " select count(*) as cnt " . $sql_common;
diff --git a/adm/shop_admin/coupon_category.php b/adm/shop_admin/coupon_category.php
index d8c180640..810c0d377 100644
--- a/adm/shop_admin/coupon_category.php
+++ b/adm/shop_admin/coupon_category.php
@@ -3,7 +3,7 @@ include_once('./_common.php');
 
 $stx = trim($stx);
 if($stx) {
-    $sql_common = " from {$g4['yc4_category_table']} ";
+    $sql_common = " from {$g4['shop_category_table']} ";
     $sql_search = " where ca_use = '1' and ca_nocoupon = '0' and ca_name like '%$stx%' ";
     $sql_order = " order by ca_id asc ";
 
diff --git a/adm/shop_admin/coupon_item.php b/adm/shop_admin/coupon_item.php
index 151cff73a..d00511e4d 100644
--- a/adm/shop_admin/coupon_item.php
+++ b/adm/shop_admin/coupon_item.php
@@ -3,7 +3,7 @@ include_once('./_common.php');
 
 $stx = trim($stx);
 if($stx) {
-    $sql_common = " from {$g4['yc4_item_table']} ";
+    $sql_common = " from {$g4['shop_item_table']} ";
     $sql_search = " where it_use = '1' and it_nocoupon = '0' and it_name like '%$stx%' ";
     $sql_order = " order by it_id asc ";
 
diff --git a/adm/shop_admin/coupondelete.php b/adm/shop_admin/coupondelete.php
index e466ca299..4a9ef277f 100644
--- a/adm/shop_admin/coupondelete.php
+++ b/adm/shop_admin/coupondelete.php
@@ -14,7 +14,7 @@ if(!$count) {
 
 for($i=0; $i<$count; $i++) {
     $cp_no = $_POST['list_chk'][$i];
-    $sql = " delete from {$g4['yc4_coupon_table']} where cp_no = '$cp_no' ";
+    $sql = " delete from {$g4['shop_coupon_table']} where cp_no = '$cp_no' ";
     @sql_query($sql);
 }
 
diff --git a/adm/shop_admin/couponform.php b/adm/shop_admin/couponform.php
index f62a327e0..83eeba039 100644
--- a/adm/shop_admin/couponform.php
+++ b/adm/shop_admin/couponform.php
@@ -9,7 +9,7 @@ $html_title = "쿠폰";
 if($w == 'u') {
     $html_title .= "수정";
 
-    $sql = " select * from {$g4['yc4_coupon_table']} where cp_no = '$cp_no' ";
+    $sql = " select * from {$g4['shop_coupon_table']} where cp_no = '$cp_no' ";
     $write = sql_fetch($sql);
 
     if(!$write['cp_id']) {
diff --git a/adm/shop_admin/couponformupdate.php b/adm/shop_admin/couponformupdate.php
index 9e20222a1..568a66c7e 100644
--- a/adm/shop_admin/couponformupdate.php
+++ b/adm/shop_admin/couponformupdate.php
@@ -160,7 +160,7 @@ if($w == '') {
             do {
                 $cp_id = coupon_generator();
 
-                $sql = " insert into {$g4['yc4_coupon_table']}
+                $sql = " insert into {$g4['shop_coupon_table']}
                             set cp_id       = '$cp_id',
                                 cp_subject  = '$cp_subject',
                                 cp_type     = '$cp_type',
@@ -208,7 +208,7 @@ if($w == '') {
                 do {
                     $cp_id = coupon_generator();
 
-                    $sql = " insert into {$g4['yc4_coupon_table']}
+                    $sql = " insert into {$g4['shop_coupon_table']}
                                 set cp_id       = '$cp_id',
                                     cp_subject  = '$cp_subject',
                                     cp_type     = '$cp_type',
@@ -245,7 +245,7 @@ if($w == '') {
             for($i=0; $i<$ca_id_count; $i++) {
                 // 카테고리체크
                 if($ca_id != '전체카테고리') {
-                    $sql = " select ca_id from {$g4['yc4_category_table']}
+                    $sql = " select ca_id from {$g4['shop_category_table']}
                                 where ca_id = '{$arr_ca_id[$i]}' and ca_use = '1' and ca_nocoupon = '0' ";
                     $ca = sql_fetch($sql);
                     if(!$ca['ca_id']) {
@@ -268,7 +268,7 @@ if($w == '') {
                     do {
                         $cp_id = coupon_generator();
 
-                        $sql = " insert into {$g4['yc4_coupon_table']}
+                        $sql = " insert into {$g4['shop_coupon_table']}
                                     set cp_id       = '$cp_id',
                                         cp_subject  = '$cp_subject',
                                         cp_type     = '$cp_type',
@@ -306,7 +306,7 @@ if($w == '') {
             for($i=0; $i<$it_id_count; $i++) {
                 // 상품체크
                 if($it_id != '') {
-                    $sql = " select it_id from {$g4['yc4_item_table']}
+                    $sql = " select it_id from {$g4['shop_item_table']}
                                 where it_id = '{$arr_it_id[$i]}' and it_use = '1' and it_nocoupon = '0' ";
                     $it = sql_fetch($sql);
                     if(!$it['it_id']) {
@@ -329,7 +329,7 @@ if($w == '') {
                     do {
                         $cp_id = coupon_generator();
 
-                        $sql = " insert into {$g4['yc4_coupon_table']}
+                        $sql = " insert into {$g4['shop_coupon_table']}
                                     set cp_id       = '$cp_id',
                                         cp_subject  = '$cp_subject',
                                         cp_type     = '$cp_type',
@@ -361,7 +361,7 @@ if($w == '') {
         }
     }
 } else if($w == 'u') {
-    $sql = " select cp_id from {$g4['yc4_coupon_table']} where cp_no = '$cp_no' ";
+    $sql = " select cp_id from {$g4['shop_coupon_table']} where cp_no = '$cp_no' ";
     $row = sql_fetch($sql);
 
     if(!$row['cp_id']) {
@@ -387,7 +387,7 @@ if($w == '') {
     // 상품체크
     if($cp_type == 0 && $cp_target == 0) {
         if($it_id != '전체상품') {
-            $sql = " select it_id from {$g4['yc4_item_table']} where it_id = '$it_id' and it_nocoupon = '0' ";
+            $sql = " select it_id from {$g4['shop_item_table']} where it_id = '$it_id' and it_nocoupon = '0' ";
             $row = sql_fetch($sql);
             if(!$row['it_id']) {
                 alert('존재하지 않거나 쿠폰제외 상품입니다.');
@@ -398,7 +398,7 @@ if($w == '') {
     // 카테고리체크
     if($cp_type == 0 && $cp_target == 1) {
         if($ca_id != '전체카테고리') {
-            $sql = " select ca_id from {$g4['yc4_category_table']} where ca_id = '$ca_id' and ca_nocoupon = '0' ";
+            $sql = " select ca_id from {$g4['shop_category_table']} where ca_id = '$ca_id' and ca_nocoupon = '0' ";
             $row = sql_fetch($sql);
             if(!$row['ca_id']) {
                 alert('존재하지 않거나 쿠폰제외 카테고리입니다.');
@@ -416,7 +416,7 @@ if($w == '') {
         }
     }
 
-    $sql = " update {$g4['yc4_coupon_table']}
+    $sql = " update {$g4['shop_coupon_table']}
                 set cp_subject  = '$cp_subject',
                     cp_type     = '$cp_type',
                     cp_target   = '$cp_target',
@@ -435,14 +435,14 @@ if($w == '') {
                 where cp_no = '$cp_no' ";
     sql_query($sql);
 } else if($w == 'd') {
-    $sql = " select cp_id from {$g4['yc4_coupon_table']} where cp_no = '$cp_no' ";
+    $sql = " select cp_id from {$g4['shop_coupon_table']} where cp_no = '$cp_no' ";
     $row = sql_fetch($sql);
 
     if(!$row['cp_id']) {
         alert('쿠폰 정보가 존재하지 않습니다.');
     }
 
-    $sql = " delete from {$g4['yc4_coupon_table']} where cp_no = '$cp_no' ";
+    $sql = " delete from {$g4['shop_coupon_table']} where cp_no = '$cp_no' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/couponlist.php b/adm/shop_admin/couponlist.php
index 0c6d77786..ffdf53401 100644
--- a/adm/shop_admin/couponlist.php
+++ b/adm/shop_admin/couponlist.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4['title'] = "쿠폰관리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql_common = " from {$g4['yc4_coupon_table']} a left join {$g4['yc4_item_table']} b on ( a.it_id = b.it_id ) ";
+$sql_common = " from {$g4['shop_coupon_table']} a left join {$g4['shop_item_table']} b on ( a.it_id = b.it_id ) ";
 
 $sql_search = " where (1) ";
 
@@ -106,7 +106,7 @@ for($i=0; $row=sql_fetch_array($result); $i++) {
         }
     } else if($row['cp_target'] == 1) { // 카테고리
         if($row['ca_id'] != '전체카테고리') {
-            $sql = " select ca_name from {$g4['yc4_category_table']} where ca_id = '{$row['ca_id']}' ";
+            $sql = " select ca_name from {$g4['shop_category_table']} where ca_id = '{$row['ca_id']}' ";
             $temp = sql_fetch($sql);
             $target = $temp['ca_name'];
         } else {
@@ -119,7 +119,7 @@ for($i=0; $row=sql_fetch_array($result); $i++) {
     $limit = explode('-', $row['cp_end']);
     $cp_end = substr($limit[0], 2, 2).'년 '.(int)$limit[1].'월 '.(int)$limit[2].'일';
     // 쿠폰사용수
-    $sql1 = " select count(*) as cnt from {$g4['yc4_coupon_history_table']} where cp_id = '{$row['cp_id']}' ";
+    $sql1 = " select count(*) as cnt from {$g4['shop_coupon_history_table']} where cp_id = '{$row['cp_id']}' ";
     $row1 = sql_fetch($sql1);
     $use_count = number_format($row1['cnt']);
 
diff --git a/adm/shop_admin/deliverycodeform.php b/adm/shop_admin/deliverycodeform.php
index cf6142dbb..92a59fcba 100644
--- a/adm/shop_admin/deliverycodeform.php
+++ b/adm/shop_admin/deliverycodeform.php
@@ -9,7 +9,7 @@ if ($w == "u") {
     $html_title .= " 수정";
     $readonly = " readonly";
 
-    $sql = " select * from $g4[yc4_delivery_table] where dl_id = '$dl_id' ";
+    $sql = " select * from $g4[shop_delivery_table] where dl_id = '$dl_id' ";
     $dl = sql_fetch($sql);
     if (!$dl[dl_id]) alert("등록된 자료가 없습니다.");
 }
diff --git a/adm/shop_admin/deliverycodeformupdate.php b/adm/shop_admin/deliverycodeformupdate.php
index ab8d58b20..d069b1e2b 100644
--- a/adm/shop_admin/deliverycodeformupdate.php
+++ b/adm/shop_admin/deliverycodeformupdate.php
@@ -16,19 +16,19 @@ $sql_common .= "set dl_company = '$dl_company',
                     dl_order = '$dl_order' ";
 
 if ($w == "") {
-    $sql = " alter table $g4[yc4_delivery_table] auto_increment=1 ";
+    $sql = " alter table $g4[shop_delivery_table] auto_increment=1 ";
     sql_query($sql);
 
-    $sql = " insert $g4[yc4_delivery_table] $sql_common ";
+    $sql = " insert $g4[shop_delivery_table] $sql_common ";
     sql_query($sql);
 
     $dl_id = mysql_insert_id();
 } else if ($w == "u") {
-    $sql = " update $g4[yc4_delivery_table] $sql_common where dl_id = '$dl_id' ";
+    $sql = " update $g4[shop_delivery_table] $sql_common where dl_id = '$dl_id' ";
     sql_query($sql);
 } else if ($w == "d") {
 	// Master 삭제
-	$sql = " delete from $g4[yc4_delivery_table] where dl_id = '$dl_id' ";
+	$sql = " delete from $g4[shop_delivery_table] where dl_id = '$dl_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/deliverycodelist.php b/adm/shop_admin/deliverycodelist.php
index 63bfc8209..db3992da3 100644
--- a/adm/shop_admin/deliverycodelist.php
+++ b/adm/shop_admin/deliverycodelist.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "배송회사관리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql_common = " from $g4[yc4_delivery_table] ";
+$sql_common = " from $g4[shop_delivery_table] ";
 
 // 테이블의 전체 레코드수만 얻음
 $sql = " select count(*) as cnt " . $sql_common;
diff --git a/adm/shop_admin/deliverylist.php b/adm/shop_admin/deliverylist.php
index e132e9e67..208023ea2 100644
--- a/adm/shop_admin/deliverylist.php
+++ b/adm/shop_admin/deliverylist.php
@@ -7,11 +7,11 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "배송일괄처리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-//sql_query(" update $g4[yc4_cart_table] set ct_status = '완료' where ct_status = '배송' ");
+//sql_query(" update $g4[shop_cart_table] set ct_status = '완료' where ct_status = '배송' ");
 
 // 배송회사리스트 ---------------------------------------------
 $delivery_options = "";
-$sql = " select * from $g4[yc4_delivery_table] order by dl_order ";
+$sql = " select * from $g4[shop_delivery_table] order by dl_order ";
 $result = sql_query($sql);
 for($i=0; $row=sql_fetch_array($result); $i++) {
     $delivery_options .= "<option value='$row[dl_id]'>$row[dl_company]";
@@ -33,8 +33,8 @@ if ($sel_ca_id != "") {
 
 if ($sel_field == "")  $sel_field = "od_id";
 
-$sql_common = " from $g4[yc4_cart_table] a
-                left join $g4[yc4_order_table] b on ( a.uq_id = b.od_id)
+$sql_common = " from $g4[shop_cart_table] a
+                left join $g4[shop_order_table] b on ( a.uq_id = b.od_id)
                 $sql_search ";
 
 // 테이블의 전체 레코드수만 얻음
@@ -44,7 +44,7 @@ if ($chk_misu) {
     $total_count = mysql_num_rows($result);
 }
 else {
-    $row = sql_fetch("select count(od_id) as cnt from {$g4['yc4_order_table']} $sql_search ");
+    $row = sql_fetch("select count(od_id) as cnt from {$g4['shop_order_table']} $sql_search ");
     $total_count = $row[cnt];
 }
 
diff --git a/adm/shop_admin/deliverylistupdate.php b/adm/shop_admin/deliverylistupdate.php
index 2e27d8069..6ba593dd2 100644
--- a/adm/shop_admin/deliverylistupdate.php
+++ b/adm/shop_admin/deliverylistupdate.php
@@ -23,7 +23,7 @@ for ($m=0; $m<count($_POST[od_id]); $m++)
     // 배송회사와 운송장번호가 있는것만 수정
     if ($_POST[dl_id][$m] && trim($_POST[od_invoice][$m])) 
     {
-        $sql = "update $g4[yc4_order_table] 
+        $sql = "update $g4[shop_order_table] 
                    set od_invoice_time = '{$_POST[od_invoice_time][$m]}',
                        dl_id           = '{$_POST[dl_id][$m]}',
                        od_invoice      = '{$_POST[od_invoice][$m]}'
@@ -37,7 +37,7 @@ for ($m=0; $m<count($_POST[od_id]); $m++)
 
             // 장바구니 상태가 '주문', '준비' 일 경우 '배송' 으로 상태를 변경
             $on_uid = $_POST[on_uid][$m];
-            $sql = " update $g4[yc4_cart_table]
+            $sql = " update $g4[shop_cart_table]
                         set ct_status = '배송'
                       where ct_status in ('주문', '준비')
                         and on_uid = '$on_uid' ";
@@ -46,16 +46,16 @@ for ($m=0; $m<count($_POST[od_id]); $m++)
             include "./ordermail.inc.php";
 
             // 재고 반영
-            $sql2 = " select it_id, ct_id, ct_stock_use, ct_qty from $g4[yc4_cart_table] 
+            $sql2 = " select it_id, ct_id, ct_stock_use, ct_qty from $g4[shop_cart_table] 
                        where on_uid = '$on_uid' 
                          and ct_stock_use = '0' ";
             $result2 = sql_query($sql2);
             for ($k=0; $row2=mysql_fetch_array($result2); $k++) 
             {
-                $sql3 =" update $g4[yc4_item_table] set it_stock_qty = it_stock_qty - '$row2[ct_qty]' where it_id = '$row2[it_id]' ";
+                $sql3 =" update $g4[shop_item_table] set it_stock_qty = it_stock_qty - '$row2[ct_qty]' where it_id = '$row2[it_id]' ";
                 sql_query($sql3);
 
-                $sql4 = " update $g4[yc4_cart_table]
+                $sql4 = " update $g4[shop_cart_table]
                             set ct_stock_use  = '1',
                                 ct_history    = CONCAT(ct_history,'\n배송일괄|$now|$REMOTE_ADDR')
                           where on_uid = '$on_uid'
@@ -67,10 +67,10 @@ for ($m=0; $m<count($_POST[od_id]); $m++)
             // 일괄배송처리시 SMS 문자 일괄전송
             if ($default[de_sms_use4] && $_POST['send_sms']) 
             {
-                $sql = " select od_id, od_name, od_invoice, od_hp, dl_id from $g4[yc4_order_table] where od_id = '$od_id' ";
+                $sql = " select od_id, od_name, od_invoice, od_hp, dl_id from $g4[shop_order_table] where od_id = '$od_id' ";
                 $od = sql_fetch($sql);
 
-                $sql = " select dl_company from $g4[yc4_delivery_table] where dl_id = '$od[dl_id]' ";
+                $sql = " select dl_company from $g4[shop_delivery_table] where dl_id = '$od[dl_id]' ";
                 $dl = sql_fetch($sql);
 
                 $sms_contents = $default[de_sms_cont4];
@@ -93,7 +93,7 @@ for ($m=0; $m<count($_POST[od_id]); $m++)
     } 
     else 
     {
-        $sql = "update $g4[yc4_order_table] 
+        $sql = "update $g4[shop_order_table] 
                    set od_invoice_time = '',
                        dl_id           = '',
                        od_invoice      = ''
diff --git a/adm/shop_admin/faqform.php b/adm/shop_admin/faqform.php
index 99566aaf8..c01e15e6b 100644
--- a/adm/shop_admin/faqform.php
+++ b/adm/shop_admin/faqform.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "w");
 
 $html_title = "FAQ 상세";
 
-$sql = " select * from $g4[yc4_faq_master_table] where fm_id = '$fm_id' ";
+$sql = " select * from $g4[shop_faq_master_table] where fm_id = '$fm_id' ";
 $fm = sql_fetch($sql);
 
 if ($w == "u")
@@ -15,7 +15,7 @@ if ($w == "u")
     $html_title .= " 수정";
     $readonly = " readonly";
 
-    $sql = " select * from $g4[yc4_faq_table] where fa_id = '$fa_id' ";
+    $sql = " select * from $g4[shop_faq_table] where fa_id = '$fa_id' ";
     $fa = sql_fetch($sql);
     if (!$fa[fa_id]) alert("등록된 자료가 없습니다.");
 
diff --git a/adm/shop_admin/faqformupdate.php b/adm/shop_admin/faqformupdate.php
index ba50f5f3e..05e248bcc 100644
--- a/adm/shop_admin/faqformupdate.php
+++ b/adm/shop_admin/faqformupdate.php
@@ -16,7 +16,7 @@ $sql_common = " fa_subject = '$fa_subject',
 
 if ($w == "") 
 {
-    $sql = " insert $g4[yc4_faq_table]
+    $sql = " insert $g4[shop_faq_table]
                 set fm_id ='$fm_id',
                     $sql_common ";
     sql_query($sql);
@@ -25,14 +25,14 @@ if ($w == "")
 } 
 else if ($w == "u") 
 {
-    $sql = " update $g4[yc4_faq_table]
+    $sql = " update $g4[shop_faq_table]
                 set $sql_common 
               where fa_id = '$fa_id' ";
     sql_query($sql);
 } 
 else if ($w == "d") 
 {
-	$sql = " delete from $g4[yc4_faq_table] where fa_id = '$fa_id' ";
+	$sql = " delete from $g4[shop_faq_table] where fa_id = '$fa_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/faqlist.php b/adm/shop_admin/faqlist.php
index f0079abaa..466a1ace2 100644
--- a/adm/shop_admin/faqlist.php
+++ b/adm/shop_admin/faqlist.php
@@ -7,10 +7,10 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "FAQ 상세관리 : $fm[fm_subject]";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql = " select * from $g4[yc4_faq_master_table] where fm_id = '$fm_id' ";
+$sql = " select * from $g4[shop_faq_master_table] where fm_id = '$fm_id' ";
 $fm = sql_fetch($sql);
 
-$sql_common = " from $g4[yc4_faq_table] where fm_id = '$fm_id' ";
+$sql_common = " from $g4[shop_faq_table] where fm_id = '$fm_id' ";
 
 // 테이블의 전체 레코드수만 얻음
 $sql = " select count(*) as cnt " . $sql_common;
@@ -49,7 +49,7 @@ $result = sql_query($sql);
 <?
 for ($i=0; $row=sql_fetch_array($result); $i++)
 {
-    $row1 = sql_fetch(" select COUNT(*) as cnt from $g4[yc4_faq_table] where fm_id = '$row[fm_id]' ");
+    $row1 = sql_fetch(" select COUNT(*) as cnt from $g4[shop_faq_table] where fm_id = '$row[fm_id]' ");
     $cnt = $row1[cnt];
 
     $s_mod = icon("수정", "./faqform.php?w=u&fm_id=$row[fm_id]&fa_id=$row[fa_id]");
diff --git a/adm/shop_admin/faqmasterform.php b/adm/shop_admin/faqmasterform.php
index 37589345e..dcf1f2011 100644
--- a/adm/shop_admin/faqmasterform.php
+++ b/adm/shop_admin/faqmasterform.php
@@ -11,7 +11,7 @@ if ($w == "u")
     $html_title .= " 수정";
     $readonly = " readonly";
 
-    $sql = " select * from $g4[yc4_faq_master_table] where fm_id = '$fm_id' ";
+    $sql = " select * from $g4[shop_faq_master_table] where fm_id = '$fm_id' ";
     $fm = sql_fetch($sql);
     if (!$fm[fm_id]) alert("등록된 자료가 없습니다.");
 }
diff --git a/adm/shop_admin/faqmasterformupdate.php b/adm/shop_admin/faqmasterformupdate.php
index 443d29850..e74bd408e 100644
--- a/adm/shop_admin/faqmasterformupdate.php
+++ b/adm/shop_admin/faqmasterformupdate.php
@@ -22,17 +22,17 @@ $sql_common = " set fm_subject = '$fm_subject',
 
 if ($w == "") 
 {
-    $sql = " alter table $g4[yc4_faq_master_table] auto_increment=1 ";
+    $sql = " alter table $g4[shop_faq_master_table] auto_increment=1 ";
     sql_query($sql);
 
-    $sql = " insert $g4[yc4_faq_master_table] $sql_common ";
+    $sql = " insert $g4[shop_faq_master_table] $sql_common ";
     sql_query($sql);
 
     $fm_id = mysql_insert_id();
 } 
 else if ($w == "u") 
 {
-    $sql = " update $g4[yc4_faq_master_table] $sql_common where fm_id = '$fm_id' ";
+    $sql = " update $g4[shop_faq_master_table] $sql_common where fm_id = '$fm_id' ";
     sql_query($sql);
 } 
 else if ($w == "d") 
@@ -41,11 +41,11 @@ else if ($w == "d")
     @unlink("$g4[path]/data/faq/{$fm_id}_t");
 
     // FAQ삭제
-	$sql = " delete from $g4[yc4_faq_master_table] where fm_id = '$fm_id' ";
+	$sql = " delete from $g4[shop_faq_master_table] where fm_id = '$fm_id' ";
     sql_query($sql);
 
     // FAQ상세삭제
-	$sql = " delete from $g4[yc4_faq_table] where fm_id = '$fm_id' ";
+	$sql = " delete from $g4[shop_faq_table] where fm_id = '$fm_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/faqmasterlist.php b/adm/shop_admin/faqmasterlist.php
index f42742e61..792df8807 100644
--- a/adm/shop_admin/faqmasterlist.php
+++ b/adm/shop_admin/faqmasterlist.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "FAQ관리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql_common = " from $g4[yc4_faq_master_table] ";
+$sql_common = " from $g4[shop_faq_master_table] ";
 
 // 테이블의 전체 레코드수만 얻음
 $sql = " select count(*) as cnt " . $sql_common;
@@ -50,7 +50,7 @@ $result = sql_query($sql);
 <?
 for ($i=0; $row=mysql_fetch_array($result); $i++) 
 {
-    $sql1 = " select COUNT(*) as cnt from $g4[yc4_faq_table] where fm_id = '$row[fm_id]' ";
+    $sql1 = " select COUNT(*) as cnt from $g4[shop_faq_table] where fm_id = '$row[fm_id]' ";
     $row1 = sql_fetch($sql1);
     $cnt = $row1[cnt];
 
diff --git a/adm/shop_admin/index.php b/adm/shop_admin/index.php
index a4ee1b074..78a49b3b3 100644
--- a/adm/shop_admin/index.php
+++ b/adm/shop_admin/index.php
@@ -32,8 +32,8 @@ include_once (G4_ADMIN_PATH.'/admin.head.php');
         // 미수금이 없고 운송장번호가 없는 자료를 구함
         $sql = " select b.od_id,
                         b.*, "._MISU_QUERY_."
-                   from {$g4['yc4_cart_table']} a
-                   left join {$g4['yc4_order_table']} b on (a.uq_id=b.od_id)
+                   from {$g4['shop_cart_table']} a
+                   left join {$g4['shop_order_table']} b on (a.uq_id=b.od_id)
                   group by b.od_id
                   /*having misu <= 0 and b.od_invoice = '' and ordercancel = 0*/
                   /*having orderamount - receiptamount = 0 and b.od_invoice = ''*/
@@ -96,8 +96,8 @@ include_once (G4_ADMIN_PATH.'/admin.head.php');
         // 미수금이 있고 송장번호가 없는 자료를 구함
         $sql = " select b.od_id,
                         b.*, "._MISU_QUERY_."
-                   from {$g4['yc4_cart_table']} a
-                   left join {$g4['yc4_order_table']} b on (a.uq_id=b.od_id)
+                   from {$g4['shop_cart_table']} a
+                   left join {$g4['shop_order_table']} b on (a.uq_id=b.od_id)
                   group by b.od_id
                   /* having receiptamount <= 0 */
                   having misu > 0
@@ -159,7 +159,7 @@ include_once (G4_ADMIN_PATH.'/admin.head.php');
         </tr>
         
         <?
-        $sql = " select * from {$g4['yc4_item_ps_table']}
+        $sql = " select * from {$g4['shop_item_ps_table']}
                   where is_confirm = 0
                   order by is_id desc
                   limit $max_limit ";
@@ -204,7 +204,7 @@ include_once (G4_ADMIN_PATH.'/admin.head.php');
         </tr>
         
         <?
-        $sql = " select * from {$g4['yc4_item_qa_table']}
+        $sql = " select * from {$g4['shop_item_qa_table']}
                   where iq_answer = ''
                   order by iq_id desc
                   limit $max_limit ";
diff --git a/adm/shop_admin/invoicebundle.php b/adm/shop_admin/invoicebundle.php
index 594d826ef..6e968e5c3 100644
--- a/adm/shop_admin/invoicebundle.php
+++ b/adm/shop_admin/invoicebundle.php
@@ -33,7 +33,7 @@ include_once(G4_ADMIN_PATH."/admin.head.php");
         <select id="dl_id" name="dl_id">
         <option value=''>배송회사를 선택하세요.
         <?
-        $sql = "select * from $g4[yc4_delivery_table] order by dl_order desc, dl_id desc ";
+        $sql = "select * from $g4[shop_delivery_table] order by dl_order desc, dl_id desc ";
         $result = sql_query($sql);
         for ($i=0; $row=sql_fetch_array($result); $i++)
             echo "<option value='$row[dl_id]'>$row[dl_company]\n";
diff --git a/adm/shop_admin/invoicebundleupdate.php b/adm/shop_admin/invoicebundleupdate.php
index bf986ad33..e7c6ed0db 100644
--- a/adm/shop_admin/invoicebundleupdate.php
+++ b/adm/shop_admin/invoicebundleupdate.php
@@ -23,7 +23,7 @@ while (($item = fgetcsv($handle, 1000, ",")) !== FALSE)
 
     if ($od_id && $od_invoice) 
     {
-        $sql = " select od_id, on_uid, dl_id, od_invoice from $g4[yc4_order_table] where od_id = '$od_id' ";
+        $sql = " select od_id, on_uid, dl_id, od_invoice from $g4[shop_order_table] where od_id = '$od_id' ";
         $row = sql_fetch($sql);
         //echo $sql; echo "<br/>";
         //print_r2($row);
@@ -33,7 +33,7 @@ while (($item = fgetcsv($handle, 1000, ",")) !== FALSE)
         if ($row[dl_id] && $row[od_invoice] && !$re)
             continue;
 
-        $sql = " update $g4[yc4_order_table] 
+        $sql = " update $g4[shop_order_table] 
                     set od_invoice = '$od_invoice', 
                         od_invoice_time = '$od_invoice_time', 
                         dl_id = '$_POST[dl_id]' 
@@ -42,7 +42,7 @@ while (($item = fgetcsv($handle, 1000, ",")) !== FALSE)
 
         if ($ct_status) 
         {
-            $sql = " update $g4[yc4_cart_table] 
+            $sql = " update $g4[shop_cart_table] 
                         set ct_status = '$ct_status' 
                       where on_uid = '$row[on_uid]' 
                         and ct_status in ('주문', '준비', '배송', '완료') ";
diff --git a/adm/shop_admin/item_copy_update.php b/adm/shop_admin/item_copy_update.php
index 099f1ebd5..26328c814 100644
--- a/adm/shop_admin/item_copy_update.php
+++ b/adm/shop_admin/item_copy_update.php
@@ -10,17 +10,17 @@ if ($is_admin != "super")
 if (!trim($it_id))
 	alert("복사할 상품코드가 없습니다.");
 
-$row = sql_fetch(" select count(*) as cnt from $g4[yc4_item_table] where it_id = '$new_it_id' ");
+$row = sql_fetch(" select count(*) as cnt from $g4[shop_item_table] where it_id = '$new_it_id' ");
 if ($row[cnt])
     alert('이미 존재하는 상품코드 입니다.');
 
-$sql = " select * from $g4[yc4_item_table] where it_id = '$it_id' limit 1 ";
+$sql = " select * from $g4[shop_item_table] where it_id = '$it_id' limit 1 ";
 $cp = sql_fetch($sql);
 
 
 // 상품테이블의 필드가 추가되어도 수정하지 않도록 필드명을 추출하여 insert 퀴리를 생성한다. (상품코드만 새로운것으로 대체)
 $sql_common = "";
-$fields = mysql_list_fields(G4_MYSQL_DB, $g4[yc4_item_table]);
+$fields = mysql_list_fields(G4_MYSQL_DB, $g4[shop_item_table]);
 $columns = mysql_num_fields($fields);
 for ($i = 0; $i < $columns; $i++) {
   $fld = mysql_field_name($fields, $i);
@@ -29,24 +29,24 @@ for ($i = 0; $i < $columns; $i++) {
   }
 }
 
-$sql = " insert $g4[yc4_item_table]
+$sql = " insert $g4[shop_item_table]
 			set it_id = '$new_it_id'
                 $sql_common ";
 sql_query($sql);
 
 // 선택옵션정보 copy
-$opt_sql = " insert ignore into {$g4['yc4_option_table']} ( opt_id, it_id, opt_amount, opt_qty, opt_notice, opt_use )
+$opt_sql = " insert ignore into {$g4['shop_option_table']} ( opt_id, it_id, opt_amount, opt_qty, opt_notice, opt_use )
                 select opt_id, '$new_it_id', opt_amount, opt_qty, opt_notice, opt_use
-                    from {$g4['yc4_option_table']}
+                    from {$g4['shop_option_table']}
                     where it_id = '$it_id'
                     order by opt_no asc ";
 sql_query($opt_sql);
 /*
-$opt_sql = " select * from `{$g4['yc4_option_table']}` where it_id = '$it_id' order by opt_no asc ";
+$opt_sql = " select * from `{$g4['shop_option_table']}` where it_id = '$it_id' order by opt_no asc ";
 $opt_result = sql_query($opt_sql);
 for($j = 0; $opt_row = sql_fetch_array($opt_result); $j++) {
     $new_opt_id = str_replace($it_id.'-', $new_it_id.'-', $opt_row['opt_id']);
-    $ins_sql = " insert into `{$g4['yc4_option_table']}`
+    $ins_sql = " insert into `{$g4['shop_option_table']}`
                     set opt_id      = '$new_opt_id',
                         it_id       = '$new_it_id',
                         opt_amount  = '{$opt_row['opt_amount']}',
@@ -58,18 +58,18 @@ for($j = 0; $opt_row = sql_fetch_array($opt_result); $j++) {
 */
 
 // 추가옵션정보 copy
-$sp_sql = " insert ignore into {$g4['yc4_supplement_table']} ( sp_id, it_id, sp_amount, sp_qty, sp_notice, sp_use )
+$sp_sql = " insert ignore into {$g4['shop_supplement_table']} ( sp_id, it_id, sp_amount, sp_qty, sp_notice, sp_use )
                 select sp_id, '$new_it_id', sp_amount, sp_qty, sp_notice, sp_use
-                from {$g4['yc4_supplement_table']}
+                from {$g4['shop_supplement_table']}
                 where it_id = '$it_id'
                 order by sp_no asc ";
 sql_query($sp_sql);
 /*
-$sp_sql = " select * from `{$g4['yc4_supplement_table']}` where it_id = '$it_id' order by sp_no asc ";
+$sp_sql = " select * from `{$g4['shop_supplement_table']}` where it_id = '$it_id' order by sp_no asc ";
 $sp_result = sql_query($sp_sql);
 for($j = 0; $sp_row = sql_fetch_array($sp_result); $j++) {
     $new_sp_id = str_replace($it_id.'-', $new_it_id.'-', $sp_row['sp_id']);
-    $ins_sql = " insert into `{$g4['yc4_supplement_table']}`
+    $ins_sql = " insert into `{$g4['shop_supplement_table']}`
                     set sp_id       = '$new_sp_id',
                         it_id       = '$new_it_id',
                         sp_amount   = '{$sp_row['sp_amount']}',
@@ -81,15 +81,15 @@ for($j = 0; $sp_row = sql_fetch_array($sp_result); $j++) {
 */
 
 // 상품요약정보 copy
-$ii_sql = " insert ignore into {$g4['yc4_item_info_table']} ( it_id, ii_gubun, ii_article, ii_title, ii_value )
+$ii_sql = " insert ignore into {$g4['shop_item_info_table']} ( it_id, ii_gubun, ii_article, ii_title, ii_value )
                 select '$new_it_id', ii_gubun, ii_article, ii_title, ii_value
-                from {$g4['yc4_item_info_table']}
+                from {$g4['shop_item_info_table']}
                 where it_id = '$it_id'
                 order by ii_id asc ";
 sql_query($ii_sql);
 
 // html 에디터로 첨부된 이미지 파일 복사
-$sql = " select it_explan from {$g4['yc4_item_table']} where it_id = '$it_id' ";
+$sql = " select it_explan from {$g4['shop_item_table']} where it_id = '$it_id' ";
 $it = sql_fetch($sql);
 
 if($it['it_explan']) {
@@ -111,7 +111,7 @@ if($it['it_explan']) {
         }
     }
 
-    $sql = " update {$g4['yc4_item_table']} set it_explan = '{$it['it_explan']}' where it_id = '$new_it_id' ";
+    $sql = " update {$g4['shop_item_table']} set it_explan = '{$it['it_explan']}' where it_id = '$new_it_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/item_info_check.php b/adm/shop_admin/item_info_check.php
index 94f2b9958..4a7f462d6 100644
--- a/adm/shop_admin/item_info_check.php
+++ b/adm/shop_admin/item_info_check.php
@@ -3,15 +3,15 @@ include_once('./_common.php');
 
 // 상품요약정보중 it_id 가 존재하지 않는 것을 삭제
 $sql = " select distinct it_id
-            from {$g4['yc4_item_info_table']}
+            from {$g4['shop_item_info_table']}
             order by ii_id ";
 $result = sql_query($sql);
 
 for($i=0; $row=sql_fetch_array($result); $i++) {
-    $sql1 = "select it_id from {$g4['yc4_item_table']} where it_id = '{$row['it_id']}' ";
+    $sql1 = "select it_id from {$g4['shop_item_table']} where it_id = '{$row['it_id']}' ";
     $row1 = sql_fetch($sql1);
 
     if(!$row1['it_id']) {
-        @sql_query(" delete from {$g4['yc4_item_info_table']} where it_id = '{$row['it_id']}' ");
+        @sql_query(" delete from {$g4['shop_item_info_table']} where it_id = '{$row['it_id']}' ");
     }
 }
\ No newline at end of file
diff --git a/adm/shop_admin/item_option_check.php b/adm/shop_admin/item_option_check.php
index fb30fd470..58c80599a 100644
--- a/adm/shop_admin/item_option_check.php
+++ b/adm/shop_admin/item_option_check.php
@@ -4,33 +4,33 @@ include_once('./_common.php');
 // 선택/추가 옵션 테이블에서 상품정보가 없는 정보 삭제
 
 $sql = " select distinct it_id
-            from {$g4['yc4_option_table']}
+            from {$g4['shop_option_table']}
             order by opt_id ";
 $result = sql_query($sql);
 
 for($i=0; $row=sql_fetch_array($result); $i++) {
     // 상품정보 체크
-    $sql1 = " select it_id from {$g4['yc4_item_table']} where it_id = '{$row['it_id']}' ";
+    $sql1 = " select it_id from {$g4['shop_item_table']} where it_id = '{$row['it_id']}' ";
     $row1 = sql_fetch($sql1);
 
     if(!$row1['it_id']) {
-        @sql_query(" delete from {$g4['yc4_option_table']} where it_id = '{$row['it_id']}' ");
+        @sql_query(" delete from {$g4['shop_option_table']} where it_id = '{$row['it_id']}' ");
     }
 }
 
 
 $sql = " select distinct it_id
-            from {$g4['yc4_supplement_table']}
+            from {$g4['shop_supplement_table']}
             order by sp_id ";
 $result = sql_query($sql);
 
 for($i=0; $row=sql_fetch_array($result); $i++) {
     // 상품정보 체크
-    $sql1 = " select it_id from {$g4['yc4_item_table']} where it_id = '{$row['it_id']}' ";
+    $sql1 = " select it_id from {$g4['shop_item_table']} where it_id = '{$row['it_id']}' ";
     $row1 = sql_fetch($sql1);
 
     if(!$row1['it_id']) {
-        @sql_query(" delete from {$g4['yc4_supplement_table']} where it_id = '{$row['it_id']}' ");
+        @sql_query(" delete from {$g4['shop_supplement_table']} where it_id = '{$row['it_id']}' ");
     }
 }
 ?>
\ No newline at end of file
diff --git a/adm/shop_admin/item_option_stock.php b/adm/shop_admin/item_option_stock.php
index eed03ff62..cdd41cfd8 100644
--- a/adm/shop_admin/item_option_stock.php
+++ b/adm/shop_admin/item_option_stock.php
@@ -3,7 +3,7 @@ include_once('./_common.php');
 
 // 선택옵션별 재고체크
 $sql = " select a.it_id, a.opt_id, a.opt_qty, b.it_name
-            from {$g4['yc4_option_table']} a left join {$g4['yc4_item_table']} b on ( a.it_id = b.it_id )
+            from {$g4['shop_option_table']} a left join {$g4['shop_item_table']} b on ( a.it_id = b.it_id )
             where a.opt_qty < a.opt_notice
               and a.opt_use = '1'
             order by a.opt_qty asc ";
@@ -15,7 +15,7 @@ for($i=0; $row=sql_fetch_array($result); $i++) {
 
 // 추가옵션별 재고체크
 $sql = " select a.it_id, a.sp_id, a.sp_qty, b.it_name
-            from {$g4['yc4_supplement_table']} a left join {$g4['yc4_item_table']} b on ( a.it_id = b.it_id )
+            from {$g4['shop_supplement_table']} a left join {$g4['shop_item_table']} b on ( a.it_id = b.it_id )
             where a.sp_qty < a.sp_notice
               and a.sp_use = '1'
             order by a.sp_qty asc ";
diff --git a/adm/shop_admin/itemevent.php b/adm/shop_admin/itemevent.php
index f65ac043d..5193efe4f 100644
--- a/adm/shop_admin/itemevent.php
+++ b/adm/shop_admin/itemevent.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "이벤트관리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql_common = " from $g4[yc4_event_table] ";
+$sql_common = " from $g4[shop_event_table] ";
 
 // 테이블의 전체 레코드수만 얻음
 $sql = " select count(*) as cnt " . $sql_common;
@@ -50,7 +50,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     $s_vie = icon("보기", "$g4[shop_path]/event.php?ev_id=$row[ev_id]");
 
     $href = "";
-    $sql = " select count(ev_id) as cnt from $g4[yc4_event_item_table] where ev_id = '$row[ev_id]' ";
+    $sql = " select count(ev_id) as cnt from $g4[shop_event_item_table] where ev_id = '$row[ev_id]' ";
     $ev = sql_fetch($sql);
     if ($ev[cnt]) {
         $href = "<a href='javascript:;' onclick='itemeventwin($row[ev_id]);'>";
diff --git a/adm/shop_admin/itemeventform.php b/adm/shop_admin/itemeventform.php
index f2d37291e..cf2df5b09 100644
--- a/adm/shop_admin/itemeventform.php
+++ b/adm/shop_admin/itemeventform.php
@@ -12,7 +12,7 @@ if ($w == "u")
     $html_title .= " 수정";
     $readonly = " readonly";
 
-    $sql = " select * from $g4[yc4_event_table] where ev_id = '$ev_id' ";
+    $sql = " select * from $g4[shop_event_table] where ev_id = '$ev_id' ";
     $ev = sql_fetch($sql);
     if (!$ev[ev_id])
         alert("등록된 자료가 없습니다.");
diff --git a/adm/shop_admin/itemeventformupdate.php b/adm/shop_admin/itemeventformupdate.php
index 426322321..cf74f60ff 100644
--- a/adm/shop_admin/itemeventformupdate.php
+++ b/adm/shop_admin/itemeventformupdate.php
@@ -32,14 +32,14 @@ if ($w == "")
 {
     $ev_id = $g4[server_time];
 
-    $sql = " insert $g4[yc4_event_table]
+    $sql = " insert $g4[shop_event_table]
                     $sql_common 
                   , ev_id = '$ev_id' ";
     sql_query($sql);
 } 
 else if ($w == "u") 
 {
-    $sql = " update $g4[yc4_event_table]
+    $sql = " update $g4[shop_event_table]
                 $sql_common
               where ev_id = '$ev_id' ";
     sql_query($sql);
@@ -50,7 +50,7 @@ else if ($w == "d")
     @unlink("$g4[path]/data/event/{$ev_id}_h");
     @unlink("$g4[path]/data/event/{$ev_id}_t");
 
-    $sql = " delete from $g4[yc4_event_table] where ev_id = '$ev_id' ";
+    $sql = " delete from $g4[shop_event_table] where ev_id = '$ev_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/itemeventlist.php b/adm/shop_admin/itemeventlist.php
index efb4a36a7..ec163938a 100644
--- a/adm/shop_admin/itemeventlist.php
+++ b/adm/shop_admin/itemeventlist.php
@@ -25,8 +25,8 @@ if ($sel_field == "")  {
     $sel_field = "it_name";
 }
 
-$sql_common = " from $g4[yc4_item_table] a
-                left join $g4[yc4_event_item_table] b on (a.it_id=b.it_id and b.ev_id='$ev_id') ";
+$sql_common = " from $g4[shop_item_table] a
+                left join $g4[shop_event_item_table] b on (a.it_id=b.it_id and b.ev_id='$ev_id') ";
 $sql_common .= $sql_search;
 
 // 테이블의 전체 레코드수만 얻음
@@ -67,7 +67,7 @@ $qstr  = "$qstr1&sort1=$sort1&sort2=$sort2&page=$page";
 	    <?
         // 이벤트 옵션처리
         $event_option = "<option value=''>이벤트를 선택하세요";
-        $sql1 = " select ev_id, ev_subject from $g4[yc4_event_table] order by ev_id desc ";
+        $sql1 = " select ev_id, ev_subject from $g4[shop_event_table] order by ev_id desc ";
         $result1 = sql_query($sql1);
         while ($row1=mysql_fetch_array($result1))
             $event_option .= "<option value='$row1[ev_id]'>".conv_subject($row1[ev_subject], 20,"…");
@@ -81,7 +81,7 @@ $qstr  = "$qstr1&sort1=$sort1&sort2=$sort2&page=$page";
         <select id="sel_ca_id" name="sel_ca_id">
         <option value=''>전체분류
         <?
-        $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+        $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
         $result1 = sql_query($sql1);
         for ($i=0; $row1=mysql_fetch_array($result1); $i++)
         {
@@ -134,7 +134,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
 {
     $href = "{$g4[shop_path]}/item.php?it_id=$row[it_id]";
 
-    $sql = " select ev_id from $g4[yc4_event_item_table]
+    $sql = " select ev_id from $g4[shop_event_item_table]
               where it_id = '$row[it_id]'
                 and ev_id = '$ev_id' ";
     $ev = sql_fetch($sql);
diff --git a/adm/shop_admin/itemeventlistupdate.php b/adm/shop_admin/itemeventlistupdate.php
index 1d81881ff..d53150953 100644
--- a/adm/shop_admin/itemeventlistupdate.php
+++ b/adm/shop_admin/itemeventlistupdate.php
@@ -8,14 +8,14 @@ auth_check($auth[$sub_menu], "w");
 
 for ($i=0; $i<count($_POST[it_id]); $i++) 
 {
-    $sql = " delete from $g4[yc4_event_item_table] 
+    $sql = " delete from $g4[shop_event_item_table] 
               where ev_id = '$ev_id'
                 and it_id = '{$_POST[it_id][$i]}' ";
     sql_query($sql);
 
     if ($_POST[ev_chk][$i]) 
     {
-        $sql = "insert into $g4[yc4_event_item_table] 
+        $sql = "insert into $g4[shop_event_item_table] 
                    set ev_id = '$ev_id',
                        it_id = '{$_POST[it_id][$i]}' ";
         sql_query($sql);
diff --git a/adm/shop_admin/itemeventwin.php b/adm/shop_admin/itemeventwin.php
index 91f5bcfe0..447ea4300 100644
--- a/adm/shop_admin/itemeventwin.php
+++ b/adm/shop_admin/itemeventwin.php
@@ -4,7 +4,7 @@ include_once("./_common.php");
 
 auth_check($auth[$sub_menu], "r");
 
-$sql = " select ev_subject from $g4[yc4_event_table] where ev_id = '$ev_id' ";
+$sql = " select ev_subject from $g4[shop_event_table] where ev_id = '$ev_id' ";
 $ev = sql_fetch($sql);
 
 $g4[title] = "[$ev[ev_subject]] 이벤트상품";
@@ -27,8 +27,8 @@ include_once("$g4[path]/head.sub.php");
 <tr><td colspan=20 height=3 bgcolor=#F8F8F8></td></tr>
 
 <?
-$sql = " select b.it_id, b.it_name, b.it_use from $g4[yc4_event_item_table] a
-           left join $g4[yc4_item_table] b on (a.it_id="b".it_id)
+$sql = " select b.it_id, b.it_name, b.it_use from $g4[shop_event_item_table] a
+           left join $g4[shop_item_table] b on (a.it_id="b".it_id)
           where a.ev_id = '$ev_id' 
           order by b.it_id desc ";
 $result = sql_query($sql);
diff --git a/adm/shop_admin/itemeventwindel.php b/adm/shop_admin/itemeventwindel.php
index 95d6ca885..deb7d95aa 100644
--- a/adm/shop_admin/itemeventwindel.php
+++ b/adm/shop_admin/itemeventwindel.php
@@ -6,7 +6,7 @@ check_demo();
 
 auth_check($auth[$sub_menu], "d");
 
-$sql = " delete from $g4[yc4_event_item_table] where ev_id = '$ev_id' and it_id = '$it_id' ";
+$sql = " delete from $g4[shop_event_item_table] where ev_id = '$ev_id' and it_id = '$it_id' ";
 sql_query($sql);
 
 goto_url("./itemeventwin.php?ev_id=$ev_id");
diff --git a/adm/shop_admin/itemform.php b/adm/shop_admin/itemform.php
index a2422bdb5..9d183de09 100644
--- a/adm/shop_admin/itemform.php
+++ b/adm/shop_admin/itemform.php
@@ -19,7 +19,7 @@ if ($w == "")
     $it['ca_id3'] = get_cookie("ck_ca_id3");
     if (!$it['ca_id'])
     {
-        $sql = " select ca_id from {$g4['yc4_category_table']} order by ca_id limit 1 ";
+        $sql = " select ca_id from {$g4['shop_category_table']} order by ca_id limit 1 ";
         $row = sql_fetch($sql);
         if (!$row['ca_id'])
             alert("등록된 분류가 없습니다. 우선 분류를 등록하여 주십시오.");
@@ -41,7 +41,7 @@ else if ($w == "u")
 
     if ($is_admin != 'super')
     {
-        $sql = " select it_id from $g4[yc4_item_table] a, $g4[yc4_category_table] b
+        $sql = " select it_id from $g4[shop_item_table] a, $g4[shop_category_table] b
                   where a.it_id = '$it_id'
                     and a.ca_id = b.ca_id
                     and b.ca_mb_id = '$member[mb_id]' ";
@@ -50,13 +50,13 @@ else if ($w == "u")
             alert("\'{$member[mb_id]}\' 님께서 수정 할 권한이 없는 상품입니다.");
     }
 
-    $sql = " select * from $g4[yc4_item_table] where it_id = '$it_id' ";
+    $sql = " select * from $g4[shop_item_table] where it_id = '$it_id' ";
     $it = sql_fetch($sql);
 
     if (!$ca_id)
         $ca_id = $it[ca_id];
 
-    $sql = " select * from $g4[yc4_category_table] where ca_id = '$ca_id' ";
+    $sql = " select * from $g4[shop_category_table] where ca_id = '$ca_id' ";
     $ca = sql_fetch($sql);
 }
 else
@@ -112,7 +112,7 @@ ul { margin: 0; padding: 0; list-style: none; }
             <option value="">= 기본분류 =
             <?
             $script = "";
-            $sql = " select * from $g4[yc4_category_table] ";
+            $sql = " select * from $g4[shop_category_table] ";
             if ($is_admin != 'super')
                 $sql .= " where ca_mb_id = '$member[mb_id]' ";
             $sql .= " order by ca_id ";
@@ -307,7 +307,7 @@ ul { margin: 0; padding: 0; list-style: none; }
 </tr>
 <?
 if ($it['it_id']) {
-    $sql = " select distinct ii_gubun from {$g4['yc4_item_info_table']} where it_id = '$it_id' group by ii_gubun ";
+    $sql = " select distinct ii_gubun from {$g4['shop_item_info_table']} where it_id = '$it_id' group by ii_gubun ";
     $ii = sql_fetch($sql, false);
     if ($ii) {
         $item_info_gubun = item_info_gubun($ii['ii_gubun']);
@@ -460,14 +460,14 @@ if ($it['it_id']) {
         <?
         $str = array();
         $sql = " select b.ca_id, b.it_id, b.it_name, b.it_amount, b.it_img1, b.it_img2, b.it_img3, b.it_img4, b.it_img5, b.it_img6, b.it_img7, b.it_img8, b.it_img9, b.it_img10
-                   from {$g4['yc4_item_relation_table']} a
-                   left join {$g4['yc4_item_table']} b on (a.it_id2 = b.it_id)
+                   from {$g4['shop_item_relation_table']} a
+                   left join {$g4['shop_item_table']} b on (a.it_id2 = b.it_id)
                   where a.it_id = '$it_id'
                   order by b.ca_id, b.it_name ";
         $result = sql_query($sql);
         while($row=sql_fetch_array($result))
         {
-            $sql2 = " select ca_name from {$g4['yc4_category_table']} where ca_id = '{$row['ca_id']}' ";
+            $sql2 = " select ca_name from {$g4['shop_category_table']} where ca_id = '{$row['ca_id']}' ";
             $row2 = sql_fetch($sql2);
 
 			// 상품이미지썸네일
@@ -499,7 +499,7 @@ if ($it['it_id']) {
         <option value=''>분류별 관련상품
         <option value=''>----------------------
         <?
-            $sql = " select ca_id, ca_name from {$g4['yc4_category_table']} where length(ca_id) = 2 order by ca_id ";
+            $sql = " select ca_id, ca_name from {$g4['shop_category_table']} where length(ca_id) = 2 order by ca_id ";
             $result = sql_query($sql);
             for ($i=0; $row=sql_fetch_array($result); $i++)  {
                 echo "<option value='$row[ca_id]'>$row[ca_name]\n";
@@ -623,8 +623,8 @@ if ($it['it_id']) {
         $str = "";
         $comma = "";
         $sql = " select b.ev_id, b.ev_subject
-                   from $g4[yc4_event_item_table] a
-                   left join $g4[yc4_event_table] b on (a.ev_id=b.ev_id)
+                   from $g4[shop_event_item_table] a
+                   left join $g4[shop_event_table] b on (a.ev_id=b.ev_id)
                   where a.it_id = '$it_id'
                   order by b.ev_id desc ";
         $result = sql_query($sql);
@@ -642,7 +642,7 @@ if ($it['it_id']) {
         이벤트 선택후 <FONT COLOR="#0E87F9">더블클릭하면 왼쪽에 추가됨</FONT><br>
         <select size=6 style='width:250px; background-color:#F6F6F6;' ondblclick="event_add(this);">
         <?
-        $sql = " select ev_id, ev_subject from $g4[yc4_event_table] order by ev_id desc ";
+        $sql = " select ev_id, ev_subject from $g4[shop_event_table] order by ev_id desc ";
         $result = sql_query($sql);
         while ($row=sql_fetch_array($result)) {
             echo "<option value='$row[ev_id]'>".get_text($row[ev_subject]);
diff --git a/adm/shop_admin/itemformrelation.php b/adm/shop_admin/itemformrelation.php
index aab2467db..6b21ea216 100644
--- a/adm/shop_admin/itemformrelation.php
+++ b/adm/shop_admin/itemformrelation.php
@@ -4,7 +4,7 @@ include_once("./_common.php");
 include_once(G4_LIB_PATH.'/thumbnail.lib.php');
 
 $sql = " select ca_id, it_id, it_name, it_amount, it_img1, it_img2, it_img3, it_img4, it_img5, it_img6, it_img7, it_img8, it_img9, it_img10
-           from {$g4['yc4_item_table']}
+           from {$g4['shop_item_table']}
           where ca_id like '$ca_id%'
             and it_id <> '$it_id'
           order by ca_id, it_name ";
@@ -14,12 +14,12 @@ $num = @mysql_num_rows($result);
 $options = "";
 for($i=0;$row=sql_fetch_array($result);$i++) {
     // 관련상품으로 등록된 상품은 제외
-    $sql2 = " select count(*) as cnt from {$g4['yc4_item_relation_table']} where it_id = '$it_id' and it_id2 = '{$row['it_id']}' ";
+    $sql2 = " select count(*) as cnt from {$g4['shop_item_relation_table']} where it_id = '$it_id' and it_id2 = '{$row['it_id']}' ";
     $row2 = sql_fetch($sql2);
     if ($row2['cnt'])
         continue;
 
-    $sql2 = " select ca_name from {$g4['yc4_category_table']} where ca_id = '{$row['ca_id']}' ";
+    $sql2 = " select ca_name from {$g4['shop_category_table']} where ca_id = '{$row['ca_id']}' ";
     $row2 = sql_fetch($sql2);
     $ca_name = addslashes($row2['ca_name']);
 
diff --git a/adm/shop_admin/itemformupdate.php b/adm/shop_admin/itemformupdate.php
index b233dc655..50d6b6b4f 100644
--- a/adm/shop_admin/itemformupdate.php
+++ b/adm/shop_admin/itemformupdate.php
@@ -19,8 +19,8 @@ function itemdelete($it_id)
     /*
     $str = $comma = $od_id = "";
     $sql = " select b.od_id
-               from $g4[yc4_cart_table] a,
-                    $g4[yc4_order_table] b
+               from $g4[shop_cart_table] a,
+                    $g4[shop_order_table] b
               where a.uq_id = b.uq_id
                 and a.it_id = '$it_id'
                 and a.ct_status != '쇼핑' ";
@@ -51,42 +51,42 @@ function itemdelete($it_id)
     @rmdir(G4_DATA_PATH.'/item/'.$it_id);
 
     // 장바구니 삭제
-	$sql = " delete from `{$g4['yc4_cart_table']}` where it_id = '$it_id' ";
+	$sql = " delete from `{$g4['shop_cart_table']}` where it_id = '$it_id' ";
 	sql_query($sql);
 
     // 이벤트삭제
-    $sql = " delete from `{$g4['yc4_event_item_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_event_item_table']}` where it_id = '$it_id' ";
 	sql_query($sql);
 
     // 사용후기삭제
-    $sql = " delete from `{$g4['yc4_item_ps_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_item_ps_table']}` where it_id = '$it_id' ";
 	sql_query($sql);
 
     // 상품문의삭제
-    $sql = " delete from `{$g4['yc4_item_qa_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_item_qa_table']}` where it_id = '$it_id' ";
 	sql_query($sql);
 
     // 관련상품삭제
-    $sql = " delete from `{$g4['yc4_item_relation_table']}` where it_id = '$it_id' or it_id2 = '$it_id' ";
+    $sql = " delete from `{$g4['shop_item_relation_table']}` where it_id = '$it_id' or it_id2 = '$it_id' ";
 	sql_query($sql);
 
     // 선택옵션정보삭제
-    $sql = " delete from `{$g4['yc4_option_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_option_table']}` where it_id = '$it_id' ";
     sql_query($sql);
 
     // 추가옵션정보삭제
-    $sql = " delete from `{$g4['yc4_supplement_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_supplement_table']}` where it_id = '$it_id' ";
     sql_query($sql);
 
     // 상품요약정보삭제
-    $sql = " delete from `{$g4['yc4_item_info_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_item_info_table']}` where it_id = '$it_id' ";
     sql_query($sql);
 
 
     //------------------------------------------------------------------------
     // HTML 내용에서 에디터에 올라간 이미지의 경로를 얻어 삭제함
     //------------------------------------------------------------------------
-    $sql = " select * from {$g4['yc4_item_table']} where it_id = '$it_id' ";
+    $sql = " select * from {$g4['shop_item_table']} where it_id = '$it_id' ";
     $it = sql_fetch($sql);
     $s = $it['it_explan'];
 
@@ -127,7 +127,7 @@ function itemdelete($it_id)
 
 
     // 상품 삭제
-	$sql = " delete from {$g4['yc4_item_table']} where it_id = '$it_id' ";
+	$sql = " delete from {$g4['shop_item_table']} where it_id = '$it_id' ";
 	sql_query($sql);
 }
 
@@ -158,7 +158,7 @@ if($w == "" && !trim($it_id)) {
 // 파일정보
 if($w == "u") {
     $sql = " select it_img1, it_img2, it_img3, it_img4, it_img5, it_img6, it_img7, it_img8, it_img9, it_img10
-                from {$g4['yc4_item_table']}
+                from {$g4['shop_item_table']}
                 where it_id = '$it_id' ";
     $file = sql_fetch($sql);
 
@@ -255,13 +255,13 @@ if ($w == "" || $w == "u")
 
 
 // 관련상품을 우선 삭제함
-sql_query(" delete from {$g4['yc4_item_relation_table']} where it_id = '$it_id' ");
+sql_query(" delete from {$g4['shop_item_relation_table']} where it_id = '$it_id' ");
 
 // 관련상품의 반대도 삭제
-sql_query(" delete from {$g4['yc4_item_relation_table']} where it_id2 = '$it_id' ");
+sql_query(" delete from {$g4['shop_item_relation_table']} where it_id2 = '$it_id' ");
 
 // 이벤트상품을 우선 삭제함
-sql_query(" delete from {$g4['yc4_event_item_table']} where it_id = '$it_id' ");
+sql_query(" delete from {$g4['shop_event_item_table']} where it_id = '$it_id' ");
 
 // 개별배송비처리
 if($default['de_send_cost_case'] == "개별배송") {
@@ -354,7 +354,7 @@ $sql_common = " ca_id               = '$ca_id',
 
 if ($w == "")
 {
-    $sql = " insert $g4[yc4_item_table]
+    $sql = " insert $g4[shop_item_table]
                 set it_id = '$it_id',
 					$sql_common	";
     sql_query($sql);
@@ -364,7 +364,7 @@ if ($w == "")
         $op_item_code = get_session('ss_op_item_code');
 
         if($it_id != $op_item_code) {
-            $sql = " update {$g4['yc4_option_table']} set it_id = '$it_id' where it_id = '$op_item_code' ";
+            $sql = " update {$g4['shop_option_table']} set it_id = '$it_id' where it_id = '$op_item_code' ";
             sql_query($sql);
         }
     }
@@ -374,7 +374,7 @@ if ($w == "")
         $sp_item_code = get_session('ss_sp_item_code');
 
         if($it_id != $sp_item_code) {
-            $sql = " update {$g4['yc4_supplement_table']} set it_id = '$it_id' where it_id = '$sp_item_code' ";
+            $sql = " update {$g4['shop_supplement_table']} set it_id = '$it_id' where it_id = '$sp_item_code' ";
             sql_query($sql);
         }
     }
@@ -384,7 +384,7 @@ if ($w == "")
         $ii_item_code = get_session('ss_ii_item_code');
 
         if($it_id != $ii_item_code) {
-            $sql = " update {$g4['yc4_item_info_table']} set it_id = '$it_id' where it_id = '$ii_item_code' ";
+            $sql = " update {$g4['shop_item_info_table']} set it_id = '$it_id' where it_id = '$ii_item_code' ";
             sql_query($sql);
         }
     }
@@ -395,20 +395,20 @@ if ($w == "")
 }
 else if ($w == "u")
 {
-    $sql = " update $g4[yc4_item_table]
+    $sql = " update $g4[shop_item_table]
                 set $sql_common
               where it_id = '$it_id' ";
     sql_query($sql);
 
     // 선택옵션정보 삭제
     if(!$it_option_use) {
-        $sql = " delete from {$g4['yc4_option_table']} where it_id = '$it_id' ";
+        $sql = " delete from {$g4['shop_option_table']} where it_id = '$it_id' ";
         sql_query($sql);
     }
 
     // 추가옵션정보 삭제
     if(!$it_supplement_use) {
-        $sql = " delete from {$g4['yc4_supplement_table']} where it_id = '$it_id' ";
+        $sql = " delete from {$g4['shop_supplement_table']} where it_id = '$it_id' ";
         sql_query($sql);
     }
 }
@@ -416,7 +416,7 @@ else if ($w == "d")
 {
     if ($is_admin != 'super')
     {
-        $sql = " select it_id from $g4[yc4_item_table] a, $g4[yc4_category_table] b
+        $sql = " select it_id from $g4[shop_item_table] a, $g4[shop_category_table] b
                   where a.it_id = '$it_id'
                     and a.ca_id = b.ca_id
                     and b.ca_mb_id = '$member[mb_id]' ";
@@ -436,13 +436,13 @@ if ($w == "" || $w == "u")
     {
         if (trim($it_id2[$i]))
         {
-            $sql = " insert into {$g4['yc4_item_relation_table']}
+            $sql = " insert into {$g4['shop_item_relation_table']}
                         set it_id  = '$it_id',
                             it_id2 = '$it_id2[$i]' ";
             sql_query($sql, false);
 
             // 관련상품의 반대로도 등록
-            $sql = " insert into {$g4['yc4_item_relation_table']}
+            $sql = " insert into {$g4['shop_item_relation_table']}
                         set it_id  = '$it_id2[$i]',
                             it_id2 = '$it_id' ";
             sql_query($sql, false);
@@ -455,7 +455,7 @@ if ($w == "" || $w == "u")
     {
         if (trim($ev_id[$i]))
         {
-            $sql = " insert into {$g4['yc4_event_item_table']}
+            $sql = " insert into {$g4['shop_event_item_table']}
                         set ev_id = '$ev_id[$i]',
                             it_id = '$it_id' ";
             sql_query($sql, false);
diff --git a/adm/shop_admin/iteminfo.php b/adm/shop_admin/iteminfo.php
index ff13ec182..12fd7a193 100644
--- a/adm/shop_admin/iteminfo.php
+++ b/adm/shop_admin/iteminfo.php
@@ -7,7 +7,7 @@ $it_id = trim($_GET['it_id']);
 if ($_GET['gubun']) {
     $gubun = $_GET['gubun'];
 } else {
-    $sql = " select ii_gubun from {$g4['yc4_item_info_table']} where it_id = '$it_id' group by ii_gubun ";
+    $sql = " select ii_gubun from {$g4['shop_item_info_table']} where it_id = '$it_id' group by ii_gubun ";
     $row = sql_fetch($sql);
     $gubun = $row['ii_gubun'] ? $row['ii_gubun'] : "wear";
 }
@@ -57,7 +57,7 @@ if ($article) {
         $el_title   = $value[0];
         $el_example = $value[1];
 
-        $sql = " select ii_value from {$g4['yc4_item_info_table']} where it_id = '$it_id' and ii_gubun = '$gubun' and ii_article = '$key' ";
+        $sql = " select ii_value from {$g4['shop_item_info_table']} where it_id = '$it_id' and ii_gubun = '$gubun' and ii_article = '$key' ";
         $row = sql_fetch($sql);
         if ($row['ii_value']) $el_value = $row['ii_value'];
 
diff --git a/adm/shop_admin/iteminfoupdate.php b/adm/shop_admin/iteminfoupdate.php
index 595762182..9d63585bb 100644
--- a/adm/shop_admin/iteminfoupdate.php
+++ b/adm/shop_admin/iteminfoupdate.php
@@ -3,7 +3,7 @@ include_once("./_common.php");
 include_once(G4_LIB_PATH.'/iteminfo.lib.php');
 
 // 기존의 상품요약정보를 삭제하고 다시 만든다.
-sql_query(" delete from {$g4['yc4_item_info_table']} where it_id = '{$_POST['it_id']}' ");
+sql_query(" delete from {$g4['shop_item_info_table']} where it_id = '{$_POST['it_id']}' ");
 
 $gubun = "";
 foreach ($_POST as $key=>$value) {
@@ -13,7 +13,7 @@ foreach ($_POST as $key=>$value) {
         continue;
     }
 
-    $sql = " insert {$g4['yc4_item_info_table']}
+    $sql = " insert {$g4['shop_item_info_table']}
                 set it_id = '{$_POST['it_id']}',
                     ii_gubun = '$gubun',
                     ii_article = '$key',
diff --git a/adm/shop_admin/itemlist.php b/adm/shop_admin/itemlist.php
index 3b95cdd18..90b581680 100644
--- a/adm/shop_admin/itemlist.php
+++ b/adm/shop_admin/itemlist.php
@@ -10,7 +10,7 @@ include_once (G4_ADMIN_PATH.'/admin.head.php');
 
 // 분류
 $ca_list  = "";
-$sql = " select * from $g4[yc4_category_table] ";
+$sql = " select * from $g4[shop_category_table] ";
 if ($is_admin != 'super')
     $sql .= " where ca_mb_id = '$member[mb_id]' ";
 $sql .= " order by ca_id ";
@@ -44,8 +44,8 @@ if ($sca != "") {
 
 if ($sfl == "")  $sfl = "it_name";
 
-$sql_common = " from $g4[yc4_item_table] a ,
-                     $g4[yc4_category_table] b
+$sql_common = " from $g4[shop_item_table] a ,
+                     $g4[shop_category_table] b
                where (a.ca_id = b.ca_id";
 if ($is_admin != 'super')
     $sql_common .= " and b.ca_mb_id = '$member[mb_id]'";
@@ -88,7 +88,7 @@ $qstr  = "$qstr&sca=$sca&page=$page&save_stx=$stx";
         <select id="sca" name="sca">
             <option value=''>전체분류
             <?
-            $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+            $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
             $result1 = sql_query($sql1);
             for ($i=0; $row1=sql_fetch_array($result1); $i++)
             {
diff --git a/adm/shop_admin/itemlistupdate.php b/adm/shop_admin/itemlistupdate.php
index e6f9362c4..8ae683071 100644
--- a/adm/shop_admin/itemlistupdate.php
+++ b/adm/shop_admin/itemlistupdate.php
@@ -9,7 +9,7 @@ auth_check($auth[$sub_menu], "w");
 // 판매가격 일괄수정
 for ($i=0; $i<count($_POST[it_id]); $i++) 
 {
-    $sql = "update $g4[yc4_item_table] 
+    $sql = "update $g4[shop_item_table] 
                set ca_id          = '{$_POST[ca_id][$i]}',
                    it_name        = '{$_POST[it_name][$i]}',
                    it_cust_amount = '{$_POST[it_cust_amount][$i]}',
diff --git a/adm/shop_admin/itempsform.php b/adm/shop_admin/itempsform.php
index 4723421e8..de555a127 100644
--- a/adm/shop_admin/itempsform.php
+++ b/adm/shop_admin/itempsform.php
@@ -6,9 +6,9 @@ include_once("./_common.php");
 auth_check($auth[$sub_menu], "w");
 
 $sql = " select *
-           from $g4[yc4_item_ps_table] a
+           from $g4[shop_item_ps_table] a
            left join $g4[member_table] b on (a.mb_id = b.mb_id)
-           left join $g4[yc4_item_table] c on (a.it_id = c.it_id)
+           left join $g4[shop_item_table] c on (a.it_id = c.it_id)
           where is_id = '$is_id' ";
 $is = sql_fetch($sql);
 if (!$is[is_id])
diff --git a/adm/shop_admin/itempsformupdate.php b/adm/shop_admin/itempsformupdate.php
index 82b66e01b..83a04620e 100644
--- a/adm/shop_admin/itempsformupdate.php
+++ b/adm/shop_admin/itempsformupdate.php
@@ -9,7 +9,7 @@ if ($w == 'd')
 else
     auth_check($auth[$sub_menu], "w");
 
-$iv = sql_fetch(" select * from $g4[yc4_item_ps_table] where is_id = '$is_id' ");
+$iv = sql_fetch(" select * from $g4[shop_item_ps_table] where is_id = '$is_id' ");
 if (!$iv[is_id])
     alert("등록된 자료가 없습니다.");
 
@@ -17,7 +17,7 @@ $qstr = "page=$page&sort1=$sort1&sort2=$sort2";
 
 if ($w == "u") 
 {
-    $sql = "update $g4[yc4_item_ps_table]
+    $sql = "update $g4[shop_item_ps_table]
                set is_subject = '$is_subject',
                    is_content = '$is_content',
                    is_confirm = '$is_confirm'
@@ -28,7 +28,7 @@ if ($w == "u")
 } 
 else if ($w == "d") 
 {
-    $sql = "delete from $g4[yc4_item_ps_table] where is_id = '$is_id' ";
+    $sql = "delete from $g4[shop_item_ps_table] where is_id = '$is_id' ";
     sql_query($sql);
 
     goto_url("./itempslist.php?$qstr");
diff --git a/adm/shop_admin/itempslist.php b/adm/shop_admin/itempslist.php
index 56627daaf..f4356f239 100644
--- a/adm/shop_admin/itempslist.php
+++ b/adm/shop_admin/itempslist.php
@@ -28,8 +28,8 @@ if (!$sst) {
     $sod = "desc";
 }
 
-$sql_common = "  from $g4[yc4_item_ps_table] a
-                 left join $g4[yc4_item_table] b on (a.it_id = b.it_id)
+$sql_common = "  from $g4[shop_item_ps_table] a
+                 left join $g4[shop_item_table] b on (a.it_id = b.it_id)
                  left join $g4[member_table] c on (a.mb_id = c.mb_id) ";
 $sql_common .= $sql_search;
 
@@ -62,7 +62,7 @@ $qstr  = "$qstr&sca=$sca&save_stx=$stx";
         <select id="sca" name="sca">
             <option value=''>전체분류
             <?
-            $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+            $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
             $result1 = sql_query($sql1);
             for ($i=0; $row1=mysql_fetch_array($result1); $i++) {
                 $len = strlen($row1[ca_id]) / 2 - 1;
diff --git a/adm/shop_admin/itemqaform.php b/adm/shop_admin/itemqaform.php
index 22c441f44..a615161f8 100644
--- a/adm/shop_admin/itemqaform.php
+++ b/adm/shop_admin/itemqaform.php
@@ -5,7 +5,7 @@ include_once("./_common.php");
 auth_check($auth[$sub_menu], "w");
 
 $sql = " select * 
-           from $g4[yc4_item_qa_table] a
+           from $g4[shop_item_qa_table] a
            left join $g4[member_table] b on (a.mb_id = b.mb_id) 
           where iq_id = '$iq_id' ";
 $iq = sql_fetch($sql);
diff --git a/adm/shop_admin/itemqaformupdate.php b/adm/shop_admin/itemqaformupdate.php
index b61280209..8120adeb7 100644
--- a/adm/shop_admin/itemqaformupdate.php
+++ b/adm/shop_admin/itemqaformupdate.php
@@ -9,7 +9,7 @@ if ($w == 'd')
 else
     auth_check($auth[$sub_menu], "w");
 
-$iq = sql_fetch(" select * from $g4[yc4_item_qa_table] where iq_id = '$iq_id' ");
+$iq = sql_fetch(" select * from $g4[shop_item_qa_table] where iq_id = '$iq_id' ");
 if (!$iq[iq_id]) {
     alert("등록된 자료가 없습니다.");
 }
@@ -17,7 +17,7 @@ if (!$iq[iq_id]) {
 $qstr = "page=$page&sort1=$sort1&sort2=$sort2";
 
 if ($w == "u") {
-    $sql = "update $g4[yc4_item_qa_table]
+    $sql = "update $g4[shop_item_qa_table]
                set iq_subject = '$iq_subject',
                    iq_question = '$iq_question',
                    iq_answer = '$iq_answer'
@@ -26,7 +26,7 @@ if ($w == "u") {
 
     goto_url("./itemqaform.php?w=$w&iq_id=$iq_id&$qstr");
 } else if ($w == "d") {
-    $sql = "delete from $g4[yc4_item_qa_table] where iq_id = '$iq_id' ";
+    $sql = "delete from $g4[shop_item_qa_table] where iq_id = '$iq_id' ";
     sql_query($sql);
 
     goto_url("./itemqalist.php?$qstr");
diff --git a/adm/shop_admin/itemqalist.php b/adm/shop_admin/itemqalist.php
index c8aec3f59..91f074805 100644
--- a/adm/shop_admin/itemqalist.php
+++ b/adm/shop_admin/itemqalist.php
@@ -28,8 +28,8 @@ if (!$sst) {
     $sod = "desc";
 }
 
-$sql_common = "  from $g4[yc4_item_qa_table] a
-                 left join $g4[yc4_item_table] b on (a.it_id = b.it_id)
+$sql_common = "  from $g4[shop_item_qa_table] a
+                 left join $g4[shop_item_table] b on (a.it_id = b.it_id)
                  left join $g4[member_table] c on (a.mb_id = c.mb_id) ";
 $sql_common .= $sql_search;
 
@@ -62,7 +62,7 @@ $qstr  = "$qstr&sca=$sca&save_stx=$stx";
         <select id="sca" name="sca">
             <option value=''>전체분류
             <?
-            $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+            $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
             $result1 = sql_query($sql1);
             for ($i=0; $row1=mysql_fetch_array($result1); $i++) {
                 $len = strlen($row1[ca_id]) / 2 - 1;
diff --git a/adm/shop_admin/itemsellrank.php b/adm/shop_admin/itemsellrank.php
index 7bba938a0..b285864aa 100644
--- a/adm/shop_admin/itemsellrank.php
+++ b/adm/shop_admin/itemsellrank.php
@@ -24,7 +24,7 @@ $sql  = " select a.it_id,
                  SUM(IF(ct_status = '반품',ct_qty, 0)) as ct_status_7,
                  SUM(IF(ct_status = '품절',ct_qty, 0)) as ct_status_8,
                  SUM(ct_qty) as ct_status_sum
-            from $g4[yc4_cart_table] a, $g4[yc4_item_table] b ";
+            from $g4[shop_cart_table] a, $g4[shop_item_table] b ";
 $sql .= " where a.it_id = b.it_id ";
 if ($fr_date && $to_date)
 {
@@ -67,7 +67,7 @@ $qstr1 = "$qstr&sort1=$sort1&sort2=$sort2&fr_date=$fr_date&to_date=$to_date&sel_
         <select id="sel_ca_id" name="sel_ca_id">
             <option value=''>전체분류
             <?
-            $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+            $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
             $result1 = sql_query($sql1);
             for ($i=0; $row1=mysql_fetch_array($result1); $i++) {
                 $len = strlen($row1[ca_id]) / 2 - 1;
diff --git a/adm/shop_admin/itemstocklist.php b/adm/shop_admin/itemstocklist.php
index 60232ad20..4dcce8296 100644
--- a/adm/shop_admin/itemstocklist.php
+++ b/adm/shop_admin/itemstocklist.php
@@ -23,7 +23,7 @@ if ($sel_field == "")  $sel_field = "it_name";
 if ($sort1 == "") $sort1 = "it_id";
 if ($sort2 == "") $sort2 = "desc";
 
-$sql_common = "  from $g4[yc4_item_table] ";
+$sql_common = "  from $g4[shop_item_table] ";
 $sql_common .= $sql_search;
 
 // 테이블의 전체 레코드수만 얻음
@@ -71,7 +71,7 @@ $qstr  = "$qstr1&sort1=$sort1&sort2=$sort2&page=$page";
         <select id="sel_ca_id" name="sel_ca_id">
             <option value=''>전체분류
             <?
-            $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+            $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
             $result1 = sql_query($sql1);
             for ($i=0; $row1=mysql_fetch_array($result1); $i++) {
                 $len = strlen($row1[ca_id]) / 2 - 1;
@@ -133,7 +133,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     $href = "{$g4[shop_path]}/item.php?it_id=$row[it_id]";
 
     $sql1 = " select SUM(ct_qty) as sum_qty
-                from $g4[yc4_cart_table]
+                from $g4[shop_cart_table]
                where it_id = '$row[it_id]'
                  and ct_stock_use = '0'
                  and ct_status in ('주문', '준비') ";
diff --git a/adm/shop_admin/itemstocklistupdate.php b/adm/shop_admin/itemstocklistupdate.php
index cf4dfbf38..70d4056b3 100644
--- a/adm/shop_admin/itemstocklistupdate.php
+++ b/adm/shop_admin/itemstocklistupdate.php
@@ -9,7 +9,7 @@ auth_check($auth[$sub_menu], "w");
 // 재고 일괄수정
 for ($i=0; $i<count($_POST[it_id]); $i++) 
 {
-    $sql = "update $g4[yc4_item_table] 
+    $sql = "update $g4[shop_item_table] 
                set it_stock_qty    = '{$_POST[it_stock_qty][$i]}',
                    it_use = '{$_POST[it_use][$i]}'
              where it_id = '{$_POST[it_id][$i]}' ";
diff --git a/adm/shop_admin/itemtypelist.php b/adm/shop_admin/itemtypelist.php
index 8b0d0764a..985875a6a 100644
--- a/adm/shop_admin/itemtypelist.php
+++ b/adm/shop_admin/itemtypelist.php
@@ -45,7 +45,7 @@ if (!$sst)  {
 }
 $sql_order = "order by $sst $sod";
 
-$sql_common = "  from $g4[yc4_item_table] ";
+$sql_common = "  from $g4[shop_item_table] ";
 $sql_common .= $sql_search;
 
 // 테이블의 전체 레코드수만 얻음
@@ -87,7 +87,7 @@ $qstr  = "$qstr&sca=$sca&page=$page&save_stx=$stx";
         <select id="sca" name="sca">
             <option value=''>전체분류
             <?
-            $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+            $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
             $result1 = sql_query($sql1);
             for ($i=0; $row1=sql_fetch_array($result1); $i++) {
                 $len = strlen($row1[ca_id]) / 2 - 1;
diff --git a/adm/shop_admin/itemtypelistupdate.php b/adm/shop_admin/itemtypelistupdate.php
index 6ae9fdfbe..0b2d53b19 100644
--- a/adm/shop_admin/itemtypelistupdate.php
+++ b/adm/shop_admin/itemtypelistupdate.php
@@ -8,7 +8,7 @@ auth_check($auth[$sub_menu], "w");
 
 for ($i=0; $i<count($_POST[it_id]); $i++) 
 {
-    $sql = "update $g4[yc4_item_table] 
+    $sql = "update $g4[shop_item_table] 
                set it_type1 = '{$_POST[it_type1][$i]}',
                    it_type2 = '{$_POST[it_type2][$i]}',
                    it_type3 = '{$_POST[it_type3][$i]}',
diff --git a/adm/shop_admin/newwinform.php b/adm/shop_admin/newwinform.php
index 3a312b69e..d0bfdc936 100644
--- a/adm/shop_admin/newwinform.php
+++ b/adm/shop_admin/newwinform.php
@@ -9,7 +9,7 @@ $html_title = "새창";
 if ($w == "u")
 {
     $html_title .= " 수정";
-    $sql = " select * from $g4[yc4_new_win_table] where nw_id = '$nw_id' ";
+    $sql = " select * from $g4[shop_new_win_table] where nw_id = '$nw_id' ";
     $nw = sql_fetch($sql);
     if (!$nw[nw_id]) alert("등록된 자료가 없습니다.");
 }
diff --git a/adm/shop_admin/newwinformupdate.php b/adm/shop_admin/newwinformupdate.php
index cda7e084e..ed3320138 100644
--- a/adm/shop_admin/newwinformupdate.php
+++ b/adm/shop_admin/newwinformupdate.php
@@ -23,22 +23,22 @@ $sql_common = " nw_begin_time = '$nw_begin_time',
 
 if($w == "") 
 {
-    $sql = " alter table $g4[yc4_new_win_table] auto_increment=1 ";
+    $sql = " alter table $g4[shop_new_win_table] auto_increment=1 ";
     sql_query($sql);
 
-    $sql = " insert $g4[yc4_new_win_table] set $sql_common ";
+    $sql = " insert $g4[shop_new_win_table] set $sql_common ";
     sql_query($sql);
 
     $nw_id = mysql_insert_id();
 } 
 else if ($w == "u") 
 {
-    $sql = " update $g4[yc4_new_win_table] set $sql_common where nw_id = '$nw_id' ";
+    $sql = " update $g4[shop_new_win_table] set $sql_common where nw_id = '$nw_id' ";
     sql_query($sql);
 } 
 else if ($w == "d") 
 {
-    $sql = " delete from $g4[yc4_new_win_table] where nw_id = '$nw_id' ";
+    $sql = " delete from $g4[shop_new_win_table] where nw_id = '$nw_id' ";
     sql_query($sql);
 }
 
diff --git a/adm/shop_admin/newwinlist.php b/adm/shop_admin/newwinlist.php
index 1f4247823..c2df7666b 100644
--- a/adm/shop_admin/newwinlist.php
+++ b/adm/shop_admin/newwinlist.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "새창관리";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-$sql_common = " from $g4[yc4_new_win_table] ";
+$sql_common = " from $g4[shop_new_win_table] ";
 
 // 테이블의 전체 레코드수만 얻음
 $sql = " select count(*) as cnt " . $sql_common;
diff --git a/adm/shop_admin/optiondata.php b/adm/shop_admin/optiondata.php
index a5d65636e..9e4da0a30 100644
--- a/adm/shop_admin/optiondata.php
+++ b/adm/shop_admin/optiondata.php
@@ -15,7 +15,7 @@ if($makemode) {
 } else {
     $list = array();
     $sql = " select opt_id, opt_amount, opt_qty, opt_notice, opt_use
-                from `{$g4['yc4_option_table']}`
+                from `{$g4['shop_option_table']}`
                 where it_id = '$it_id'
                 order by opt_no asc ";
     $result = sql_query($sql);
diff --git a/adm/shop_admin/optiondelete.php b/adm/shop_admin/optiondelete.php
index 2d658901a..c447456fa 100644
--- a/adm/shop_admin/optiondelete.php
+++ b/adm/shop_admin/optiondelete.php
@@ -4,6 +4,6 @@ include_once('./_common.php');
 
 auth_check($auth[$sub_menu], 'w');
 
-$sql = " delete from `{$g4['yc4_option_table']}` where it_id = '$it_id' and opt_id = '$opt_id' ";
+$sql = " delete from `{$g4['shop_option_table']}` where it_id = '$it_id' and opt_id = '$opt_id' ";
 sql_query($sql);
 ?>
\ No newline at end of file
diff --git a/adm/shop_admin/optionform.php b/adm/shop_admin/optionform.php
index b97794cca..1925b94a7 100644
--- a/adm/shop_admin/optionform.php
+++ b/adm/shop_admin/optionform.php
@@ -8,7 +8,7 @@ $html_title = '선택옵션설정';
 
 if ($is_admin != 'super')
 {
-    $sql = " select it_id from `{$g4['yc4_item_table']}` a, `{$g4['yc4_category_table']}` b
+    $sql = " select it_id from `{$g4['shop_item_table']}` a, `{$g4['shop_category_table']}` b
               where a.it_id = '$it_id'
                 and a.ca_id = b.ca_id
                 and b.ca_mb_id = '{$member['mb_id']}' ";
diff --git a/adm/shop_admin/optionformupdate.php b/adm/shop_admin/optionformupdate.php
index a2380b2cb..f2760d3b6 100644
--- a/adm/shop_admin/optionformupdate.php
+++ b/adm/shop_admin/optionformupdate.php
@@ -3,7 +3,7 @@ include_once('./_common.php');
 
 // 새로 테이블을 만든 경우 기존 옵션정보 삭제
 if($makemode == 'create') {
-    $sql = " delete from `{$g4['yc4_option_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_option_table']}` where it_id = '$it_id' ";
     sql_query($sql);
 }
 
@@ -11,7 +11,7 @@ if($makemode == 'create') {
 $count = count($_POST['opt_id']);
 
 if(!$count) {
-    $sql = " update {$g4['yc4_item_table']}
+    $sql = " update {$g4['shop_item_table']}
                 set it_option_use   = '0',
                     it_opt1_subject = '',
                     it_opt2_subject = '',
@@ -32,12 +32,12 @@ for($i = 0; $i < $count; $i++) {
                     opt_notice  = '{$_POST['opt_notice'][$i]}',
                     opt_use     = '{$_POST['opt_use'][$i]}' ";
 
-    $row = sql_fetch(" select opt_id from `{$g4['yc4_option_table']}` where it_id = '$it_id' and opt_id = '{$_POST['opt_id'][$i]}' ");
+    $row = sql_fetch(" select opt_id from `{$g4['shop_option_table']}` where it_id = '$it_id' and opt_id = '{$_POST['opt_id'][$i]}' ");
 
     if($row['opt_id']) {
-        $sql = " update `{$g4['yc4_option_table']}` set $sql_common where it_id = '$it_id' and opt_id = '{$_POST['opt_id'][$i]}' ";
+        $sql = " update `{$g4['shop_option_table']}` set $sql_common where it_id = '$it_id' and opt_id = '{$_POST['opt_id'][$i]}' ";
     } else {
-        $sql = " insert into `{$g4['yc4_option_table']}` set it_id = '$it_id', opt_id = '{$_POST['opt_id'][$i]}', $sql_common ";
+        $sql = " insert into `{$g4['shop_option_table']}` set it_id = '$it_id', opt_id = '{$_POST['opt_id'][$i]}', $sql_common ";
     }
 
     sql_query($sql);
diff --git a/adm/shop_admin/ordercardhistory.php b/adm/shop_admin/ordercardhistory.php
index b8a222b09..98a059550 100644
--- a/adm/shop_admin/ordercardhistory.php
+++ b/adm/shop_admin/ordercardhistory.php
@@ -7,7 +7,7 @@ auth_check($auth[$sub_menu], "r");
 $g4[title] = "전자결제내역";
 include_once(G4_ADMIN_PATH."/admin.head.php");
 
-sql_query(" ALTER TABLE `$g4[yc4_card_history_table]` ADD INDEX `od_id` ( `od_id` ) ", false);
+sql_query(" ALTER TABLE `$g4[shop_card_history_table]` ADD INDEX `od_id` ( `od_id` ) ", false);
 
 $where = " where ";
 $sql_search = "";
@@ -24,8 +24,8 @@ if ($sel_field == "")  $sel_field = "a.od_id";
 if ($sort1 == "") $sort1 = "od_id";
 if ($sort2 == "") $sort2 = "desc";
 
-$sql_common = " from $g4[yc4_card_history_table] a
-                left join $g4[yc4_order_table] b on (a.od_id = b.od_id)
+$sql_common = " from $g4[shop_card_history_table] a
+                left join $g4[shop_order_table] b on (a.od_id = b.od_id)
                 $sql_search ";
 
 // 테이블의 전체 레코드수만 얻음
diff --git a/adm/shop_admin/ordercartupdate.php b/adm/shop_admin/ordercartupdate.php
index 188ae964c..e50103699 100644
--- a/adm/shop_admin/ordercartupdate.php
+++ b/adm/shop_admin/ordercartupdate.php
@@ -11,7 +11,7 @@ for ($i=0; $i<$cnt; $i++)
     {
         $ct_id = $_POST[ct_id][$i];
 
-        $sql = " select * from $g4[yc4_cart_table]
+        $sql = " select * from $g4[shop_cart_table]
                   where on_uid = '$on_uid'
                     and ct_id  = '$ct_id' ";
         $ct = sql_fetch($sql);
@@ -24,7 +24,7 @@ for ($i=0; $i<$cnt; $i++)
             {
                 $stock_use = 0;
                 // 재고에 다시 더한다.
-                $sql =" update $g4[yc4_item_table] set it_stock_qty = it_stock_qty + '$ct[ct_qty]' where it_id = '$ct[it_id]' ";
+                $sql =" update $g4[shop_item_table] set it_stock_qty = it_stock_qty + '$ct[ct_qty]' where it_id = '$ct[it_id]' ";
                 sql_query($sql);
             }
         } 
@@ -36,14 +36,14 @@ for ($i=0; $i<$cnt; $i++)
             {
                 $stock_use = 1;
                 // 재고에서 뺀다.
-                $sql =" update $g4[yc4_item_table] set it_stock_qty = it_stock_qty - '$ct[ct_qty]' where it_id = '$ct[it_id]' ";
+                $sql =" update $g4[shop_item_table] set it_stock_qty = it_stock_qty - '$ct[ct_qty]' where it_id = '$ct[it_id]' ";
                 sql_query($sql);
             } 
             /* 주문 수정에서 "품절" 선택시 해당 상품 자동 품절 처리하기
             else if ($ct_status == '품절') {
                 $stock_use = 1;
                 // 재고에서 뺀다.
-                $sql =" update $g4[yc4_item_table] set it_stock_qty = 0 where it_id = '$ct[it_id]' ";
+                $sql =" update $g4[shop_item_table] set it_stock_qty = 0 where it_id = '$ct[it_id]' ";
                 sql_query($sql);
             } */
         }
@@ -62,7 +62,7 @@ for ($i=0; $i<$cnt; $i++)
         // 히스토리에 남길때는 작업|시간|IP|그리고 나머지 자료
         $ct_history="\n$ct_status|$now|$REMOTE_ADDR";
 
-        $sql = " update $g4[yc4_cart_table]
+        $sql = " update $g4[shop_cart_table]
                     set ct_point_use  = '$point_use',
                         ct_stock_use  = '$stock_use',
                         ct_status     = '$ct_status',
@@ -78,7 +78,7 @@ $qstr = "sort1=$sort1&sort2=$sort2&sel_field=$sel_field&search=$search&page=$pag
 $url = "./orderform.php?od_id=$od_id&$qstr";
 
 // 1.06.06
-$od = sql_fetch(" select od_receipt_point from $g4[yc4_order_table] where od_id = '$od_id' ");
+$od = sql_fetch(" select od_receipt_point from $g4[shop_order_table] where od_id = '$od_id' ");
 if ($od[od_receipt_point])
     alert("포인트로 결제한 주문은,\\n\\n주문상태 변경으로 인해 포인트의 가감이 발생하는 경우\\n\\n회원관리 > 포인트관리에서 수작업으로 포인트를 맞추어 주셔야 합니다.\\n\\n만약, 미수금이 발생하는 경우에는 DC에 금액을 음수로 입력하시면 해결됩니다.", $url);
 else
diff --git a/adm/shop_admin/orderdelete.php b/adm/shop_admin/orderdelete.php
index be70cd0c7..2a0617035 100644
--- a/adm/shop_admin/orderdelete.php
+++ b/adm/shop_admin/orderdelete.php
@@ -9,13 +9,13 @@ auth_check($auth[$sub_menu], "d");
 if ($od_id && $on_uid) 
 {
     // 장바구니 삭제
-    sql_query(" delete from $g4[yc4_cart_table] where on_uid = '$on_uid' ");
+    sql_query(" delete from $g4[shop_cart_table] where on_uid = '$on_uid' ");
 
     // 카드결제내역 삭제
-    sql_query(" delete from $g4[yc4_card_history_table] where od_id = '$od_id' and on_uid = '$on_uid' ");
+    sql_query(" delete from $g4[shop_card_history_table] where od_id = '$od_id' and on_uid = '$on_uid' ");
 
     // 주문서 삭제
-    sql_query(" delete from $g4[yc4_order_table] where od_id = '$od_id' and on_uid = '$on_uid' ");
+    sql_query(" delete from $g4[shop_order_table] where od_id = '$od_id' and on_uid = '$on_uid' ");
 }
 
 if ($return_url) 
diff --git a/adm/shop_admin/orderform.php b/adm/shop_admin/orderform.php
index caee3aedc..bbc7778ec 100644
--- a/adm/shop_admin/orderform.php
+++ b/adm/shop_admin/orderform.php
@@ -25,7 +25,7 @@ include_once(G4_ADMIN_PATH.'/admin.head.php');
 if (!isset($cart_not_delete)) {
     if (!$hours) $hours = 6;
     $beforehours = date("Y-m-d H:i:s", ( $g4['server_time'] - (60 * 60 * $hours) ) );
-    $sql = " delete from {$g4['yc4_cart_table']} where ct_status = '$cart_title1' and ct_time <= '$beforehours' ";
+    $sql = " delete from {$g4['shop_cart_table']} where ct_status = '$cart_title1' and ct_time <= '$beforehours' ";
     sql_query($sql);
 }
 //------------------------------------------------------------------------------
@@ -38,7 +38,7 @@ if (!isset($cart_not_delete)) {
 //------------------------------------------------------------------------------
 if (!isset($order_not_point)) {
     $beforedays = date("Y-m-d H:i:s", ( time() - (60 * 60 * 24 * (int)$default['de_point_days']) ) );
-    $sql = " select * from {$g4['yc4_cart_table']}
+    $sql = " select * from {$g4['shop_cart_table']}
                where ct_status = '$cart_title2'
                  and ct_point_use = '0'
                  and ct_time <= '$beforedays' ";
@@ -46,7 +46,7 @@ if (!isset($order_not_point)) {
     for ($i=0; $row=sql_fetch_array($result); $i++)
     {
         // 회원 ID 를 얻는다.
-        $tmp_row = sql_fetch("select od_id, mb_id from {$g4['yc4_order_table']} where od_id = '$row[uq_id]' ");
+        $tmp_row = sql_fetch("select od_id, mb_id from {$g4['shop_order_table']} where od_id = '$row[uq_id]' ");
 
         // 회원이면서 포인트가 0보다 크다면
         if ($tmp_row['mb_id'] && $row['ct_point'] > 0)
@@ -56,7 +56,7 @@ if (!isset($order_not_point)) {
             insert_point($tmp_row['mb_id'], $po_point, $po_content, "@delivery", $tmp_row['mb_id'], "{$tmp_row['od_id']},{$row['ct_id']}");
         }
 
-        sql_query("update {$g4['yc4_cart_table']} set ct_point_use = '1' where ct_id = '{$row['ct_id']}' ");
+        sql_query("update {$g4['shop_cart_table']} set ct_point_use = '1' where ct_id = '{$row['ct_id']}' ");
     }
 }
 //------------------------------------------------------------------------------
@@ -65,7 +65,7 @@ if (!isset($order_not_point)) {
 //------------------------------------------------------------------------------
 // 주문서 정보
 //------------------------------------------------------------------------------
-$sql = " select * from {$g4['yc4_order_table']} where od_id = '$od_id' ";
+$sql = " select * from {$g4['shop_order_table']} where od_id = '$od_id' ";
 $od = sql_fetch($sql);
 if (!$od['od_id']) {
     alert($alt_msg1);
@@ -87,10 +87,10 @@ if ($default['de_card_test']) {
     $g4['yc4_cardpg']['kcp'] = "http://testadmin8.kcp.co.kr";
 }
 
-$sql_common = " from ( select * from {$g4['yc4_cart_table']}
+$sql_common = " from ( select * from {$g4['shop_cart_table']}
                           where uq_id = '{$od['od_id']}'
                           order by ct_id asc ) as a
-                        left join {$g4['yc4_item_table']} as b on ( a.it_id = b.it_id )";
+                        left join {$g4['shop_item_table']} as b on ( a.it_id = b.it_id )";
 
 $sql = " select a.ct_id,
                 a.uq_id,
@@ -404,7 +404,7 @@ if ($od['od_receipt_point'] > 0)
         <tr><td colspan=2 height=1 bgcolor=#84C718></td></tr>
 
         <?
-        $sql = " select dl_company, dl_url, dl_tel from {$g4['yc4_delivery_table']} where dl_id = '{$od['dl_id']}' ";
+        $sql = " select dl_company, dl_url, dl_tel from {$g4['shop_delivery_table']} where dl_id = '{$od['dl_id']}' ";
         $dl = sql_fetch($sql);
         ?>
         <tr>
@@ -471,7 +471,7 @@ if ($od['od_receipt_point'] > 0)
         <? if ($od['od_settle_case'] == '무통장' || $od['od_settle_case'] == '가상계좌' || $od['od_settle_case'] == '계좌이체') { ?>
             <?
             // 주문서
-            $sql = " select * from {$g4['yc4_order_table']} where od_id = '$od_id' ";
+            $sql = " select * from {$g4['shop_order_table']} where od_id = '$od_id' ";
             $result = sql_query($sql);
             $od = sql_fetch_array($result);
 
@@ -632,7 +632,7 @@ if ($od['od_receipt_point'] > 0)
                 <select id="dl_id" name="dl_id">
                     <option value=''>배송시 선택하세요.
                 <?
-                $sql = "select * from {$g4['yc4_delivery_table']} order by dl_order desc, dl_id desc ";
+                $sql = "select * from {$g4['shop_delivery_table']} order by dl_order desc, dl_id desc ";
                 $result = sql_query($sql);
                 for ($i=0; $row=sql_fetch_array($result); $i++)
                     echo "<option value='{$row['dl_id']}'>{$row['dl_company']}\n";
diff --git a/adm/shop_admin/orderformupdate.php b/adm/shop_admin/orderformupdate.php
index b086ada68..3cb524a55 100644
--- a/adm/shop_admin/orderformupdate.php
+++ b/adm/shop_admin/orderformupdate.php
@@ -2,7 +2,7 @@
 $sub_menu = "400400";
 include_once("./_common.php");
 
-$sql = " update $g4[yc4_order_table]
+$sql = " update $g4[shop_order_table]
             set od_shop_memo = '$od_shop_memo',
                 od_name = '$od_name',
                 od_tel = '$od_tel',
diff --git a/adm/shop_admin/orderlist.php b/adm/shop_admin/orderlist.php
index aac6c7bff..7d501998b 100644
--- a/adm/shop_admin/orderlist.php
+++ b/adm/shop_admin/orderlist.php
@@ -25,8 +25,8 @@ if ($sel_field == "")  $sel_field = "od_id";
 if ($sort1 == "") $sort1 = "od_id";
 if ($sort2 == "") $sort2 = "desc";
 
-$sql_common = " from {$g4['yc4_cart_table']} a
-                left join {$g4['yc4_order_table']} b on (a.uq_id = b.od_id)
+$sql_common = " from {$g4['shop_cart_table']} a
+                left join {$g4['shop_order_table']} b on (a.uq_id = b.od_id)
                 $sql_search ";
 
 // 김선용 200805 : 조인 사용으로 전체카운트가 일정레코드 이상일 때 지연시간 문제가 심각하므로 변경
@@ -50,9 +50,9 @@ $sql  = " select b.*, "._MISU_QUERY_."
            limit $from_record, $rows ";
 $result = sql_query($sql);
 if (!$result) {
-    sql_query(" ALTER TABLE `{$g4['yc4_order_table']}` ADD `od_temp_hp` INT NOT NULL AFTER `od_temp_card` ", false);
-    sql_query(" ALTER TABLE `{$g4['yc4_order_table']}` ADD `od_receipt_hp` INT NOT NULL AFTER `od_receipt_card` ", false);
-    sql_query(" ALTER TABLE `{$g4['yc4_order_table']}` ADD `od_hp_time` DATETIME NOT NULL AFTER `od_card_time` ", false);
+    sql_query(" ALTER TABLE `{$g4['shop_order_table']}` ADD `od_temp_hp` INT NOT NULL AFTER `od_temp_card` ", false);
+    sql_query(" ALTER TABLE `{$g4['shop_order_table']}` ADD `od_receipt_hp` INT NOT NULL AFTER `od_receipt_card` ", false);
+    sql_query(" ALTER TABLE `{$g4['shop_order_table']}` ADD `od_hp_time` DATETIME NOT NULL AFTER `od_card_time` ", false);
 }
 //echo $sql;
 
@@ -175,7 +175,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     $tot_cnt = "";
     if ($row[mb_id])
     {
-        $sql2 = " select count(*) as cnt from $g4[yc4_order_table] where mb_id = '$row[mb_id]' ";
+        $sql2 = " select count(*) as cnt from $g4[shop_order_table] where mb_id = '$row[mb_id]' ";
         $row2 = sql_fetch($sql2);
         $tot_cnt = "($row2[cnt])";
     }
diff --git a/adm/shop_admin/orderlist2.php b/adm/shop_admin/orderlist2.php
index 835b0cd55..4bbafcac2 100644
--- a/adm/shop_admin/orderlist2.php
+++ b/adm/shop_admin/orderlist2.php
@@ -26,12 +26,12 @@ if ($sel_field == "")  $sel_field = "od_id";
 if ($sort1 == "") $sort1 = "od_id";
 if ($sort2 == "") $sort2 = "desc";
 
-$sql_common = " from $g4[yc4_cart_table] a
-                left join $g4[yc4_order_table] b on ( a.uq_id = b.od_id)
+$sql_common = " from $g4[shop_cart_table] a
+                left join $g4[shop_order_table] b on ( a.uq_id = b.od_id)
                 $sql_search ";
 
 // 테이블의 전체 레코드수만 얻음
-$row = sql_fetch("select count(od_id) as cnt from {$g4['yc4_order_table']} $sql_search ");
+$row = sql_fetch("select count(od_id) as cnt from {$g4['shop_order_table']} $sql_search ");
 $total_count = $row[cnt];
 
 $rows = $config[cf_page_rows];
@@ -198,9 +198,9 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     // 상품개별출력
     $sql2 = " select c.it_name,
                      b.*
-                from $g4[yc4_order_table] a
-                left join $g4[yc4_cart_table] b on (a.od_id = b.uq_id)
-                left join $g4[yc4_item_table] c on (b.it_id = c.it_id)
+                from $g4[shop_order_table] a
+                left join $g4[shop_cart_table] b on (a.od_id = b.uq_id)
+                left join $g4[shop_item_table] c on (b.it_id = c.it_id)
                where od_id = '$row[od_id]' ";
     $result2 = sql_query($sql2);
     for ($k=0; $row2=sql_fetch_array($result2); $k++)
diff --git a/adm/shop_admin/ordermail.inc.php b/adm/shop_admin/ordermail.inc.php
index e944fc223..3def368f1 100644
--- a/adm/shop_admin/ordermail.inc.php
+++ b/adm/shop_admin/ordermail.inc.php
@@ -7,7 +7,7 @@ if (!defined("_ORDERMAIL_")) exit;
 // 주문자님께 메일발송 체크를 했다면
 if ($od_send_mail)
 {
-    $od = sql_fetch(" select * from $g4[yc4_order_table] where od_id = '$od_id' ");
+    $od = sql_fetch(" select * from $g4[shop_order_table] where od_id = '$od_id' ");
 
     $addmemo = nl2br(stripslashes($addmemo));
 
@@ -25,7 +25,7 @@ if ($od_send_mail)
                     b.it_opt4_subject,
                     b.it_opt5_subject,
                     b.it_opt6_subject
-               from $g4[yc4_cart_table] a inner join $g4[yc4_item_table] b on (b.it_id = a.it_id)
+               from $g4[shop_cart_table] a inner join $g4[shop_item_table] b on (b.it_id = a.it_id)
               where a.on_uid = '$od[on_uid]'
               order by a.ct_id ";
     $result = sql_query($sql);
@@ -100,7 +100,7 @@ if ($od_send_mail)
     // 배송정보
     $is_delivery = false;
     if ((int)$od[dl_id] > 0) {
-        $dl = sql_fetch(" select * from $g4[yc4_delivery_table] where dl_id = '$od[dl_id]' ");
+        $dl = sql_fetch(" select * from $g4[shop_delivery_table] where dl_id = '$od[dl_id]' ");
 
         $delivery_list[dl_url]          = $dl[dl_url];
         if (strpos($delivery_list[dl_url], "=")) $delivery_list[dl_url] .= $od[od_invoice];
@@ -133,7 +133,7 @@ if ($od_send_mail)
             $od_shop_memo .= ", 송장번호";
         */
 
-        sql_query(" update $g4[yc4_order_table] set od_shop_memo = '$od_shop_memo' where od_id = '$od_id' ");
+        sql_query(" update $g4[shop_order_table] set od_shop_memo = '$od_shop_memo' where od_id = '$od_id' ");
 
         $admin = get_admin('super');
 
diff --git a/adm/shop_admin/orderprintresult.php b/adm/shop_admin/orderprintresult.php
index 13fb15740..adc6965d1 100644
--- a/adm/shop_admin/orderprintresult.php
+++ b/adm/shop_admin/orderprintresult.php
@@ -40,7 +40,7 @@ if ($csv == 'csv')
 
 
     $sql = " SELECT od_b_zip1, od_b_zip2, od_b_addr1, od_b_addr2, od_b_name, od_b_tel, od_b_hp, it_name, ct_qty, b.it_id, a.od_id, od_memo, od_invoice
-               FROM $g4[yc4_order_table] a, $g4[yc4_cart_table] b, $g4[yc4_item_table] c
+               FROM $g4[shop_order_table] a, $g4[shop_cart_table] b, $g4[shop_item_table] c
               where a.on_uid = b.on_uid
                 and b.it_id = c.it_id ";
     if ($case == 1) // 출력기간
@@ -96,7 +96,7 @@ if ($csv == 'xls')
 
 
     $sql = " SELECT od_b_zip1, od_b_zip2, od_b_addr1, od_b_addr2, od_b_name, od_b_tel, od_b_hp, it_name, ct_qty, b.it_id, a.od_id, od_memo, od_invoice, b.it_opt1, b.it_opt2, b.it_opt3, b.it_opt4, b.it_opt5, b.it_opt6
-               FROM $g4[yc4_order_table] a, $g4[yc4_cart_table] b, $g4[yc4_item_table] c
+               FROM $g4[shop_order_table] a, $g4[shop_cart_table] b, $g4[shop_item_table] c
               where a.on_uid = b.on_uid
                 and b.it_id = c.it_id ";
     if ($case == 1) // 출력기간
@@ -169,7 +169,7 @@ function get_order($on_uid)
 {
 	global $g4;
 
-	$sql = " select * from $g4[yc4_order_table] where on_uid = '$on_uid' ";
+	$sql = " select * from $g4[shop_order_table] where on_uid = '$on_uid' ";
     return sql_fetch($sql);
 }
 
@@ -180,13 +180,13 @@ if ($case == 1)
 {
     $fr_date = date_conv($fr_date);
     $to_date = date_conv($to_date);
-    $sql = " SELECT DISTINCT a.on_uid FROM $g4[yc4_order_table] a, $g4[yc4_cart_table] b
+    $sql = " SELECT DISTINCT a.on_uid FROM $g4[shop_order_table] a, $g4[shop_cart_table] b
               where a.on_uid = b.on_uid
                 and a.od_time between '$fr_date 00:00:00' and '$to_date 23:59:59' ";
 }
 else
 {
-    $sql = " SELECT DISTINCT a.on_uid FROM $g4[yc4_order_table] a, $g4[yc4_cart_table] b
+    $sql = " SELECT DISTINCT a.on_uid FROM $g4[shop_order_table] a, $g4[shop_cart_table] b
               where a.on_uid = b.on_uid
                 and a.od_id between '$fr_od_id' and '$to_od_id' ";
 }
@@ -237,7 +237,7 @@ $mod = 10;
 $tot_total_amount = 0;
 for ($i=0; $row=sql_fetch_array($result); $i++) 
 {
-    $sql1 = " select * from $g4[yc4_order_table] where on_uid = '$row[on_uid]' ";
+    $sql1 = " select * from $g4[shop_order_table] where on_uid = '$row[on_uid]' ";
     $row1 = sql_fetch($sql1);
 
     // 1.03.02
@@ -285,7 +285,7 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
                         b.it_opt5_subject,
                         b.it_opt6_subject,
                         b.it_name
-                from $g4[yc4_cart_table] a, $g4[yc4_item_table] b
+                from $g4[shop_cart_table] a, $g4[shop_item_table] b
                where a.it_id = b.it_id
                  and a.on_uid = '$row[on_uid]' ";
     if ($ct_status)
diff --git a/adm/shop_admin/orderreceiptupdate.php b/adm/shop_admin/orderreceiptupdate.php
index aa29aa1e6..1dd5363e2 100644
--- a/adm/shop_admin/orderreceiptupdate.php
+++ b/adm/shop_admin/orderreceiptupdate.php
@@ -24,7 +24,7 @@ if ($od_hp_time)
         alert("휴대폰 결제일시 오류입니다.");
 }
 
-$sql = " update {$g4['yc4_order_table']}
+$sql = " update {$g4['shop_order_table']}
             set od_deposit_name     = '$od_deposit_name',
                 od_bank_account     = '$od_bank_account',
                 od_receipt_time     = '$od_receipt_time',
diff --git a/adm/shop_admin/ordersms.inc.php b/adm/shop_admin/ordersms.inc.php
index 2b3bb8791..7f958eeef 100644
--- a/adm/shop_admin/ordersms.inc.php
+++ b/adm/shop_admin/ordersms.inc.php
@@ -31,7 +31,7 @@ if ($od_sms_baesong_check)
 	{
 		$sms_contents = $default[de_sms_cont4];
 		$sms_contents = preg_replace("/{이름}/", $od_name, $sms_contents);
-		$sql = " select dl_company from $g4[yc4_delivery_table] where dl_id = '$dl_id' ";
+		$sql = " select dl_company from $g4[shop_delivery_table] where dl_id = '$dl_id' ";
 		$row = sql_fetch($sql);
 		$sms_contents = preg_replace("/{택배회사}/", $row[dl_company], $sms_contents);
 		$sms_contents = preg_replace("/{운송장번호}/", $od_invoice, $sms_contents);
diff --git a/adm/shop_admin/orderstatuslist.php b/adm/shop_admin/orderstatuslist.php
index d60c00040..c6e1d6f84 100644
--- a/adm/shop_admin/orderstatuslist.php
+++ b/adm/shop_admin/orderstatuslist.php
@@ -27,9 +27,9 @@ if ($sel_field == "")  $sel_field = "od_id";
 if ($sort1 == "") $sort1 = "od_id";
 if ($sort2 == "") $sort2 = "desc";
 
-$sql_common = " from {$g4['yc4_order_table']} a
-                left join {$g4['yc4_cart_table']} b on (a.od_id = b.uq_id)
-                left join {$g4['yc4_item_table']} c on (b.it_id = c.it_id)
+$sql_common = " from {$g4['shop_order_table']} a
+                left join {$g4['shop_cart_table']} b on (a.od_id = b.uq_id)
+                left join {$g4['shop_item_table']} c on (b.it_id = c.it_id)
                 $sql_search ";
 
 // 테이블의 전체 레코드수만 얻음
diff --git a/adm/shop_admin/sale1date.php b/adm/shop_admin/sale1date.php
index 4000b2eba..4c5bdc0e0 100644
--- a/adm/shop_admin/sale1date.php
+++ b/adm/shop_admin/sale1date.php
@@ -63,7 +63,7 @@ $sql = " select on_uid,
                 od_dc_amount,
                 (od_receipt_bank + od_receipt_card + od_receipt_point) as receiptamount,
                 (od_refund_amount + od_cancel_card) as receiptcancel
-           from $g4[yc4_order_table]
+           from $g4[shop_order_table]
           where SUBSTRING(od_time,1,10) between '$fr_date' and '$to_date' 
           order by od_time desc ";
 $result = sql_query($sql);
@@ -81,7 +81,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     // 장바구니 상태별 금액
     $sql1 = " select (SUM(ct_amount * ct_qty)) as orderamount, /* 주문합계 */
                      (SUM(IF(ct_status = '취소' OR ct_status = '반품' OR ct_status = '품절', ct_amount * ct_qty, 0))) as ordercancel /* 주문취소 */
-                from $g4[yc4_cart_table]
+                from $g4[shop_cart_table]
                where on_uid = '$row[on_uid]' ";
     $row1 = sql_fetch($sql1);
 
diff --git a/adm/shop_admin/sale1month.php b/adm/shop_admin/sale1month.php
index 2b3f31b95..c317fbfbd 100644
--- a/adm/shop_admin/sale1month.php
+++ b/adm/shop_admin/sale1month.php
@@ -63,7 +63,7 @@ $sql = " select on_uid,
                 od_dc_amount,
                 (od_receipt_bank + od_receipt_card + od_receipt_point) as receiptamount,
                 (od_refund_amount + od_cancel_card) as receiptcancel
-           from $g4[yc4_order_table]
+           from $g4[shop_order_table]
           where SUBSTRING(od_time,1,7) between '$fr_date' and '$to_date' 
           order by od_time desc ";
 $result = sql_query($sql);
@@ -81,7 +81,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     // 장바구니 상태별 금액
     $sql1 = " select (SUM(ct_amount * ct_qty)) as orderamount, /* 주문합계 */
                      (SUM(IF(ct_status = '취소' OR ct_status = '반품' OR ct_status = '품절', ct_amount * ct_qty, 0))) as ordercancel /* 주문취소 */
-                from $g4[yc4_cart_table]
+                from $g4[shop_cart_table]
                where on_uid = '$row[on_uid]' ";
     $row1 = sql_fetch($sql1);
 
diff --git a/adm/shop_admin/sale1today.php b/adm/shop_admin/sale1today.php
index 48bb3c351..8c637a148 100644
--- a/adm/shop_admin/sale1today.php
+++ b/adm/shop_admin/sale1today.php
@@ -39,7 +39,7 @@ $sql = " select od_id,
                 od_dc_amount,
                 (od_receipt_bank + od_receipt_card + od_receipt_point) as receiptamount,
                 (od_refund_amount + od_cancel_card) as receiptcancel
-           from $g4[yc4_order_table] 
+           from $g4[shop_order_table] 
           where SUBSTRING(od_time,1,10) = '$date' 
           order by od_id desc ";
 $result = sql_query($sql);
@@ -51,7 +51,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     // 장바구니 상태별 금액
     $sql1 = " select (SUM(ct_amount * ct_qty)) as orderamount, /* 주문합계 */
                      (SUM(IF(ct_status = '취소' OR ct_status = '반품' OR ct_status = '품절', ct_amount * ct_qty, 0))) as ordercancel /* 주문취소 */
-                from $g4[yc4_cart_table]
+                from $g4[shop_cart_table]
                where on_uid = '$row[on_uid]' ";
     $row1 = sql_fetch($sql1);
 
diff --git a/adm/shop_admin/sale1year.php b/adm/shop_admin/sale1year.php
index 38620d061..cf035e973 100644
--- a/adm/shop_admin/sale1year.php
+++ b/adm/shop_admin/sale1year.php
@@ -58,7 +58,7 @@ $sql = " select on_uid,
                 od_dc_amount,
                 (od_receipt_bank + od_receipt_card + od_receipt_point) as receiptamount,
                 (od_refund_amount + od_cancel_card) as receiptcancel
-           from $g4[yc4_order_table]
+           from $g4[shop_order_table]
           where SUBSTRING(od_time,1,4) between '$fr_date' and '$to_date' 
           order by od_time desc ";
 $result = sql_query($sql);
@@ -76,7 +76,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     // 장바구니 상태별 금액
     $sql1 = " select (SUM(ct_amount * ct_qty)) as orderamount, /* 주문합계 */
                      (SUM(IF(ct_status = '취소' OR ct_status = '반품' OR ct_status = '품절', ct_amount * ct_qty, 0))) as ordercancel /* 주문취소 */
-                from $g4[yc4_cart_table]
+                from $g4[shop_cart_table]
                where on_uid = '$row[on_uid]' ";
     $row1 = sql_fetch($sql1);
 
diff --git a/adm/shop_admin/sendcostdelete.php b/adm/shop_admin/sendcostdelete.php
index 8efbd1526..cb4e77a80 100644
--- a/adm/shop_admin/sendcostdelete.php
+++ b/adm/shop_admin/sendcostdelete.php
@@ -4,7 +4,7 @@ include_once("./_common.php");
 
 auth_check($auth[$sub_menu], "d");
 
-$sql = " delete from {$g4['yc4_sendcost_table']} where sc_no = '$sc_no' ";
+$sql = " delete from {$g4['shop_sendcost_table']} where sc_no = '$sc_no' ";
 sql_query($sql);
 
 goto_url("./sendcostlist.php");
diff --git a/adm/shop_admin/sendcostlist.php b/adm/shop_admin/sendcostlist.php
index ac94325a9..8c08db714 100644
--- a/adm/shop_admin/sendcostlist.php
+++ b/adm/shop_admin/sendcostlist.php
@@ -4,7 +4,7 @@ include_once("./_common.php");
 
 auth_check($auth[$sub_menu], "r");
 
-$sql_common = " from {$g4['yc4_sendcost_table']} ";
+$sql_common = " from {$g4['shop_sendcost_table']} ";
 $sql_order = " order by sc_no ";
 
 // 테이블의 전체 레코드수만 얻음
diff --git a/adm/shop_admin/sendcostupdate.php b/adm/shop_admin/sendcostupdate.php
index 3012d5da9..fca8ed4e3 100644
--- a/adm/shop_admin/sendcostupdate.php
+++ b/adm/shop_admin/sendcostupdate.php
@@ -22,7 +22,7 @@ if(!$sc_amount) {
     alert("추가배송료를 입력해 주세요.");
 }
 
-$sql = " insert into {$g4['yc4_sendcost_table']}
+$sql = " insert into {$g4['shop_sendcost_table']}
             set sc_name     = '$sc_name',
                 sc_zip1     = '$sc_zip1',
                 sc_zip2     = '$sc_zip2',
diff --git a/adm/shop_admin/supplementdata.php b/adm/shop_admin/supplementdata.php
index 26a88556e..bcdbcc3fd 100644
--- a/adm/shop_admin/supplementdata.php
+++ b/adm/shop_admin/supplementdata.php
@@ -4,7 +4,7 @@ include_once('./_common.php');
 if(!$makemode) {
     $list = array();
     $sql = " select sp_id, sp_amount, sp_qty, sp_notice, sp_use
-                from `{$g4['yc4_supplement_table']}`
+                from `{$g4['shop_supplement_table']}`
                 where it_id = '$it_id'
                 order by sp_no asc ";
     $result = sql_query($sql);
diff --git a/adm/shop_admin/supplementdelete.php b/adm/shop_admin/supplementdelete.php
index 67109e174..e932204ac 100644
--- a/adm/shop_admin/supplementdelete.php
+++ b/adm/shop_admin/supplementdelete.php
@@ -4,6 +4,6 @@ include_once('./_common.php');
 
 auth_check($auth[$sub_menu], 'w');
 
-$sql = " delete from `{$g4['yc4_supplement_table']}` where it_id = '$it_id' and sp_id = '$sp_id' ";
+$sql = " delete from `{$g4['shop_supplement_table']}` where it_id = '$it_id' and sp_id = '$sp_id' ";
 sql_query($sql);
 ?>
\ No newline at end of file
diff --git a/adm/shop_admin/supplementform.php b/adm/shop_admin/supplementform.php
index d72cdbec4..ab6e38c48 100644
--- a/adm/shop_admin/supplementform.php
+++ b/adm/shop_admin/supplementform.php
@@ -8,7 +8,7 @@ $html_title = '추가옵션설정';
 
 if ($is_admin != 'super')
 {
-    $sql = " select it_id from `{$g4['yc4_item_table']}` a, `{$g4['yc4_category_table']}` b
+    $sql = " select it_id from `{$g4['shop_item_table']}` a, `{$g4['shop_category_table']}` b
               where a.it_id = '$it_id'
                 and a.ca_id = b.ca_id
                 and b.ca_mb_id = '{$member['mb_id']}' ";
@@ -17,7 +17,7 @@ if ($is_admin != 'super')
         alert("\'{$member[mb_id]}\' 님께서 수정 할 권한이 없는 상품입니다.");
 }
 
-$sql = " select sp_id from {$g4['yc4_supplement_table']} where it_id = '$it_id' order by sp_id asc ";
+$sql = " select sp_id from {$g4['shop_supplement_table']} where it_id = '$it_id' order by sp_id asc ";
 $result = sql_query($sql);
 $spl_count = mysql_num_rows($result);
 
diff --git a/adm/shop_admin/supplementformupdate.php b/adm/shop_admin/supplementformupdate.php
index 53a93a5bb..18d9bfd00 100644
--- a/adm/shop_admin/supplementformupdate.php
+++ b/adm/shop_admin/supplementformupdate.php
@@ -3,7 +3,7 @@ include_once('./_common.php');
 
 // 새로 테이블을 만든 경우 기존 옵션정보 삭제
 if($makemode == 'create') {
-    $sql = " delete from `{$g4['yc4_supplement_table']}` where it_id = '$it_id' ";
+    $sql = " delete from `{$g4['shop_supplement_table']}` where it_id = '$it_id' ";
     sql_query($sql);
 }
 
@@ -11,7 +11,7 @@ if($makemode == 'create') {
 $count = count($_POST['sp_id']);
 
 if(!$count) {
-    $sql = " update {$g4['yc4_item_table']} set it_supplement_use = '0' where it_id = '$it_id' ";
+    $sql = " update {$g4['shop_item_table']} set it_supplement_use = '0' where it_id = '$it_id' ";
     sql_query($sql);
     echo '<script>self.close();</script>';
     exit;
@@ -23,12 +23,12 @@ for($i = 0; $i < $count; $i++) {
                     sp_notice  = '{$_POST['sp_notice'][$i]}',
                     sp_use     = '{$_POST['sp_use'][$i]}' ";
 
-    $row = sql_fetch(" select sp_id from `{$g4['yc4_supplement_table']}` where it_id = '$it_id' and sp_id = '{$_POST['sp_id'][$i]}' ");
+    $row = sql_fetch(" select sp_id from `{$g4['shop_supplement_table']}` where it_id = '$it_id' and sp_id = '{$_POST['sp_id'][$i]}' ");
 
     if($row['sp_id']) {
-        $sql = " update `{$g4['yc4_supplement_table']}` set $sql_common where it_id = '$it_id' and sp_id = '{$_POST['sp_id'][$i]}' ";
+        $sql = " update `{$g4['shop_supplement_table']}` set $sql_common where it_id = '$it_id' and sp_id = '{$_POST['sp_id'][$i]}' ";
     } else {
-        $sql = " insert into `{$g4['yc4_supplement_table']}` set it_id = '$it_id', sp_id = '{$_POST['sp_id'][$i]}', $sql_common ";
+        $sql = " insert into `{$g4['shop_supplement_table']}` set it_id = '$it_id', sp_id = '{$_POST['sp_id'][$i]}', $sql_common ";
     }
 
     sql_query($sql);
diff --git a/adm/shop_admin/wishlist.php b/adm/shop_admin/wishlist.php
index 4760f02fb..9d0ed8b03 100644
--- a/adm/shop_admin/wishlist.php
+++ b/adm/shop_admin/wishlist.php
@@ -15,7 +15,7 @@ if ($sort2 == "") $sort2 = "desc";
 $sql  = " select a.it_id, 
                  b.it_name,
                  COUNT(a.it_id) as it_id_cnt
-            from $g4[yc4_wish_table] a, $g4[yc4_item_table] b ";
+            from $g4[shop_wish_table] a, $g4[shop_item_table] b ";
 $sql .= " where a.it_id = b.it_id ";
 if ($fr_date && $to_date) 
 {
@@ -58,7 +58,7 @@ $qstr1 = "fr_date=$fr_date&to_date=$to_date&sel_ca_id=$sel_ca_id";
         <select id="sel_ca_id" name="sel_ca_id">
             <option value=''>전체분류
             <?
-            $sql1 = " select ca_id, ca_name from $g4[yc4_category_table] order by ca_id ";
+            $sql1 = " select ca_id, ca_name from $g4[shop_category_table] order by ca_id ";
             $result1 = sql_query($sql1);
             for ($i=0; $row1=mysql_fetch_array($result1); $i++) {
                 $len = strlen($row1[ca_id]) / 2 - 1;
diff --git a/common.php b/common.php
index 5c8258a9f..7154f6bcf 100644
--- a/common.php
+++ b/common.php
@@ -102,6 +102,7 @@ if (file_exists($dbconfig_file)) {
 
     $connect_db = sql_connect(G4_MYSQL_HOST, G4_MYSQL_USER, G4_MYSQL_PASSWORD) or die('MySQL Connect Error!!!');
     $select_db  = sql_select_db(G4_MYSQL_DB, $connect_db) or die('MySQL DB Error!!!');
+    @mysql_query(" set names utf8 ");
 } else {
     echo "<meta http-equiv='content-type' content='text/html; charset=utf-8'>";
     echo "<h3>$dbconfig_file 파일을 찾을 수 없습니다.<br>프로그램 설치 후 실행하시기 바랍니다.</h3>";
@@ -178,7 +179,14 @@ if (G4_IS_MOBILE) {
 
 // 4.00.03 : [보안관련] PHPSESSID 가 틀리면 로그아웃한다.
 if (isset($_REQUEST['PHPSESSID']) && $_REQUEST['PHPSESSID'] != session_id())
-    goto_url($g4['bbs_path'].'/logout.php');
+    goto_url(G4_BBS_URL.'/logout.php');
+
+
+// 프로그램 전반에 걸쳐 사용하는 유일한 키
+if (!get_session('ss_uniqid')) {
+    set_session('ss_uniqid', get_uniqid());
+}
+
 
 // QUERY_STRING
 $qstr = '';
diff --git a/extend/shop.extend.php b/extend/shop.extend.php
index e1f3e827c..823afe9c3 100644
--- a/extend/shop.extend.php
+++ b/extend/shop.extend.php
@@ -11,8 +11,8 @@ include_once(G4_LIB_PATH.'/shop.lib.php');
 // 쇼핑몰 설정 상수 및 변수
 //------------------------------------------------------------------------------
 // 미수금에 대한 QUERY 문
-// 테이블 a 는 장바구니 ($g4[yc4_cart_table])
-// 테이블 b 는 주문서 ($g4[yc4_order_table])
+// 테이블 a 는 장바구니 ($g4[shop_cart_table])
+// 테이블 b 는 주문서 ($g4[shop_order_table])
 /*
 define(_MISU_QUERY_, "
     count(distinct b.od_id) as ordercount, -- 주문서건수
@@ -31,45 +31,44 @@ define(_MISU_QUERY_, "
 */
 
 // 쇼핑몰 디렉토리
-define('G4_SHOP_DIR',   'shop');
-define('G4_SHOP_PATH',  G4_PATH.'/shop');
-define('G4_SHOP_URL',   G4_URL.'/shop');
+define('G4_SHOP_DIR',  'shop');
+define('G4_SHOP_PATH', G4_PATH.'/shop');
+define('G4_SHOP_URL',  G4_URL.'/shop');
 
-define('G4_SHOP_ADMIN_DIR', 'shop_admin');
-define('G4_SHOP_ADMIN_PATH',G4_ADMIN_PATH.'/'.G4_SHOP_ADMIN_DIR);
-define('G4_SHOP_ADMIN_URL', G4_ADMIN_URL.'/'.G4_SHOP_ADMIN_DIR);
+define('G4_SHOP_ADMIN_DIR',  'shop_admin');
+define('G4_SHOP_ADMIN_PATH', G4_ADMIN_PATH.'/'.G4_SHOP_ADMIN_DIR);
+define('G4_SHOP_ADMIN_URL',  G4_ADMIN_URL.'/'.G4_SHOP_ADMIN_DIR);
 
-define('G4_SHOP_IMG_DIR',   '/img');
-define('G4_SHOP_IMG_URL',   G4_SHOP_URL.'/'.G4_SHOP_IMG_DIR);
+define('G4_SHOP_IMG_DIR', '/img');
+define('G4_SHOP_IMG_URL', G4_SHOP_URL.'/'.G4_SHOP_IMG_DIR);
 
 // 쇼핑몰 테이블명
-$g4['yc4_default_table']       = "yc4_default";               // 쇼핑몰설정 테이블
-$g4['yc4_banner_table']        = "yc4_banner";                // 배너 테이블
-$g4['yc4_card_history_table']  = "yc4_card_history";          // 전자결제이력 테이블
-$g4['yc4_cart_table']          = "yc4_cart";                  // 장바구니 테이블
-$g4['yc4_category_table']      = "yc4_category";              // 상품분류 테이블
-$g4['yc4_content_table']       = "yc4_content";               // 내용(컨텐츠)정보 테이블
-$g4['yc4_delivery_table']      = "yc4_delivery";              // 배송정보 테이블
-$g4['yc4_event_table']         = "yc4_event";                 // 이벤트 테이블
-$g4['yc4_event_item_table']    = "yc4_event_item";            // 상품, 이벤트 연결 테이블
-$g4['yc4_faq_table']           = "yc4_faq";                   // 자주하시는 질문 테이블
-$g4['yc4_faq_master_table']    = "yc4_faq_master";            // 자주하시는 질문 마스터 테이블
-$g4['yc4_item_table']          = "yc4_item";                  // 상품 테이블
-$g4['yc4_item_ps_table']       = "yc4_item_ps";               // 상품 사용후기 테이블
-$g4['yc4_item_qa_table']       = "yc4_item_qa";               // 상품 질문답변 테이블
-$g4['yc4_item_relation_table'] = "yc4_item_relation";         // 관련 상품 테이블
-$g4['yc4_new_win_table']       = "yc4_new_win";               // 새창 테이블
-$g4['yc4_onlinecalc_table']    = "yc4_onlinecalc";            // 온라인견적 테이블
-$g4['yc4_order_table']         = "yc4_order";                 // 주문서 테이블
-$g4['yc4_wish_table']          = "yc4_wish";                  // 보관함(위시리스트) 테이블
-$g4['yc4_on_uid_table']        = "yc4_on_uid";                // 주문번호생성 유니크키 테이블
-$g4['yc4_option_table']        = "yc4_option";                // 선택 옵션 테이블
-$g4['yc4_supplement_table']    = "yc4_supplement";            // 추가옵션 테이블
-$g4['yc4_coupon_table']        = "yc4_coupon";                // 쿠폰정보 테이블
-$g4['yc4_coupon_history_table']= "yc4_coupon_history";        // 쿠폰사용내역 테이블
-$g4['yc4_sendcost_table']      = "yc4_sendcost";              // 추가배송비 테이블
-$g4['yc4_uniqid_table']        = "yc4_uniqid";
-$g4['yc4_item_info_table']     = "yc4_item_info";             // 상품요약정보 테이블 (상품정보고시)
+$g4['shop_default_table']       = G4_TABLE_PREFIX.'shop_default';               // 쇼핑몰설정 테이블
+$g4['shop_banner_table']        = G4_TABLE_PREFIX.'shop_banner';                // 배너 테이블
+$g4['shop_card_history_table']  = G4_TABLE_PREFIX.'shop_card_history';          // 전자결제이력 테이블
+$g4['shop_cart_table']          = G4_TABLE_PREFIX.'shop_cart';                  // 장바구니 테이블
+$g4['shop_category_table']      = G4_TABLE_PREFIX.'shop_category';              // 상품분류 테이블
+$g4['shop_content_table']       = G4_TABLE_PREFIX.'shop_content';               // 내용(컨텐츠)정보 테이블
+$g4['shop_delivery_table']      = G4_TABLE_PREFIX.'shop_delivery';              // 배송정보 테이블
+$g4['shop_event_table']         = G4_TABLE_PREFIX.'shop_event';                 // 이벤트 테이블
+$g4['shop_event_item_table']    = G4_TABLE_PREFIX.'shop_event_item';            // 상품, 이벤트 연결 테이블
+$g4['shop_faq_table']           = G4_TABLE_PREFIX.'shop_faq';                   // 자주하시는 질문 테이블
+$g4['shop_faq_master_table']    = G4_TABLE_PREFIX.'shop_faq_master';            // 자주하시는 질문 마스터 테이블
+$g4['shop_item_table']          = G4_TABLE_PREFIX.'shop_item';                  // 상품 테이블
+$g4['shop_item_ps_table']       = G4_TABLE_PREFIX.'shop_item_ps';               // 상품 사용후기 테이블
+$g4['shop_item_qa_table']       = G4_TABLE_PREFIX.'shop_item_qa';               // 상품 질문답변 테이블
+$g4['shop_item_relation_table'] = G4_TABLE_PREFIX.'shop_item_relation';         // 관련 상품 테이블
+$g4['shop_new_win_table']       = G4_TABLE_PREFIX.'shop_new_win';               // 새창 테이블
+$g4['shop_onlinecalc_table']    = G4_TABLE_PREFIX.'shop_onlinecalc';            // 온라인견적 테이블
+$g4['shop_order_table']         = G4_TABLE_PREFIX.'shop_order';                 // 주문서 테이블
+$g4['shop_wish_table']          = G4_TABLE_PREFIX.'shop_wish';                  // 보관함(위시리스트) 테이블
+$g4['shop_on_uid_table']        = G4_TABLE_PREFIX.'shop_on_uid';                // 주문번호생성 유니크키 테이블
+$g4['shop_option_table']        = G4_TABLE_PREFIX.'shop_option';                // 선택 옵션 테이블
+$g4['shop_supplement_table']    = G4_TABLE_PREFIX.'shop_supplement';            // 추가옵션 테이블
+$g4['shop_coupon_table']        = G4_TABLE_PREFIX.'shop_coupon';                // 쿠폰정보 테이블
+$g4['shop_coupon_history_table']= G4_TABLE_PREFIX.'shop_coupon_history';        // 쿠폰사용내역 테이블
+$g4['shop_sendcost_table']      = G4_TABLE_PREFIX.'shop_sendcost';              // 추가배송비 테이블
+$g4['shop_item_info_table']     = G4_TABLE_PREFIX.'shop_item_info';             // 상품요약정보 테이블 (상품정보고시)
 
 // 신용카드결제대행사 URL
 $g4['yc4_cardpg']['kcp']        = "http://admin.kcp.co.kr";
@@ -90,7 +89,7 @@ $g4['yc4_cardpg']['dacom_xpay'] = "https://pgweb.dacom.net";
 // 쇼핑몰 필수 실행코드 모음 시작
 //==============================================================================
 // 쇼핑몰 설정값 배열변수
-$default = sql_fetch(" select * from {$g4['yc4_default_table']} ");
+$default = sql_fetch(" select * from {$g4['shop_default_table']} ");
 
 // 비회원장바구니 사용할 때
 if($default['de_guest_cart_use']) {
@@ -105,9 +104,4 @@ if($default['de_guest_cart_use']) {
 //==============================================================================
 // 쇼핑몰 필수 실행코드 모음 끝
 //==============================================================================
-
-// 프로그램 전반에 걸쳐 사용하는 유일한 키 (주문번호 키)
-if (!get_session('ss_uniqid')) {
-    set_session('ss_uniqid', get_uniqid());
-}
 ?>
\ No newline at end of file
diff --git a/lib/common.lib.php b/lib/common.lib.php
index f018bddeb..aa357e7fa 100644
--- a/lib/common.lib.php
+++ b/lib/common.lib.php
@@ -1191,7 +1191,6 @@ function sql_select_db($db, $connect)
 {
     global $g4;
 
-    @mysql_query(" set names utf8 ");
     return @mysql_select_db($db, $connect);
 }
 
@@ -1675,4 +1674,55 @@ function is_mobile()
 {
     return preg_match('/'.G4_MOBILE_AGENT.'/i', $_SERVER['HTTP_USER_AGENT']);
 }
+
+
+/*******************************************************************************
+    유일한 키를 얻는다.
+
+    결과 :
+
+        년월일시분초00 ~ 년월일시분초99
+        년(4) 월(2) 일(2) 시(2) 분(2) 초(2) 100분의1초(2)
+        총 16자리이며 년도는 2자리로 끊어서 사용해도 됩니다.
+        예) 2008062611570199 또는 08062611570199 (2100년까지만 유일키)
+
+    사용하는 곳 :
+    1. 게시판 글쓰기시 미리 유일키를 얻어 파일 업로드 필드에 넣는다.
+    2. 주문번호 생성시에 사용한다.
+    3. 기타 유일키가 필요한 곳에서 사용한다.
+*******************************************************************************/
+// 기존의 get_unique_id() 함수를 사용하지 않고 get_uniqid() 를 사용한다.
+function get_uniqid()
+{
+    global $g4;
+
+    sql_query(" LOCK TABLE {$g4['uniqid_table']} WRITE ");
+    while (1) {
+        // 년월일시분초에 100분의 1초 두자리를 추가함 (1/100 초 앞에 자리가 모자르면 0으로 채움)
+        $key = date('ymdHis', time()) . str_pad((int)(microtime()*100), 2, "0", STR_PAD_LEFT);
+
+        $result = sql_query(" insert into {$g4['uniqid_table']} values ('$key') ", false);
+        if ($result) break; // 쿼리가 정상이면 빠진다.
+
+        // insert 하지 못했으면 일정시간 쉰다음 다시 유일키를 만든다.
+        usleep(10000); // 100분의 1초를 쉰다
+    }
+    sql_query(" UNLOCK TABLES ");
+
+    return $key;
+}
+
+
+// CHARSET 변경 : euc-kr -> utf-8
+function iconv_utf8($str)
+{
+    return iconv('euc-kr', 'utf-8', $str);
+}
+
+
+// CHARSET 변경 : utf-8 -> euc-kr
+function iconv_euckr($str)
+{
+    return iconv('utf-8', 'euc-kr', $str);
+}
 ?>
\ No newline at end of file
diff --git a/lib/iteminfo.lib.php b/lib/iteminfo.lib.php
index 9b44ad097..e9611f53c 100644
--- a/lib/iteminfo.lib.php
+++ b/lib/iteminfo.lib.php
@@ -564,7 +564,7 @@ function create_table_item_info()
 {
     global $g4;
     return sql_query("
-        CREATE TABLE IF NOT EXISTS `{$g4['yc4_item_info_table']}` (
+        CREATE TABLE IF NOT EXISTS `{$g4['shop_item_info_table']}` (
           `ii_id` int(11) NOT NULL AUTO_INCREMENT,
           `it_id` varchar(10) NOT NULL,
           `ii_gubun` varchar(50) NOT NULL,
diff --git a/lib/latest.lib.php b/lib/latest.lib.php
index 48a702892..00fa6c97d 100644
--- a/lib/latest.lib.php
+++ b/lib/latest.lib.php
@@ -11,8 +11,7 @@ function latest($skin_dir='', $bo_table, $rows=10, $subject_len=40)
     $latest_skin_url  = G4_SKIN_URL.'/latest/'.$skin_dir;
 
     $cache_file = G4_DATA_PATH."/cache/latest-{$bo_table}-{$skin_dir}-{$rows}-{$subject_len}.php";
-    //if (!file_exists($cache_file)) {
-    if (1) {
+    if (!file_exists($cache_file)) {
         $list = array();
 
         $sql = " select * from $g4[board_table] where bo_table = '$bo_table'";
diff --git a/lib/shop.lib.php b/lib/shop.lib.php
index c79066e3d..0442e2f6f 100644
--- a/lib/shop.lib.php
+++ b/lib/shop.lib.php
@@ -1,54 +1,6 @@
 <?
 if (!defined('_GNUBOARD_')) exit;
 
-/*******************************************************************************
-    유일한 키를 얻는다.
-
-    결과 :
-
-        년월일시분초00 ~ 년월일시분초99
-        년(4) 월(2) 일(2) 시(2) 분(2) 초(2) 100분의1초(2)
-        총 16자리이며 년도는 2자리로 끊어서 사용해도 됩니다.
-        예) 2008062611570199 또는 08062611570199 (2100년까지만 유일키)
-
-    사용하는 곳 :
-    1. 게시판 글쓰기시 미리 유일키를 얻어 파일 업로드 필드에 넣는다.
-    2. 주문번호 생성시에 사용한다.
-    3. 기타 유일키가 필요한 곳에서 사용한다.
-*******************************************************************************/
-// 기존의 get_unique_id() 함수를 사용하지 않고 get_uniqid() 를 사용한다.
-function get_uniqid()
-{
-    global $g4;
-
-    sql_query(" LOCK TABLE {$g4['yc4_uniqid_table']} WRITE ");
-    while (1) {
-        // 년월일시분초에 100분의 1초 두자리를 추가함 (1/100 초 앞에 자리가 모자르면 0으로 채움)
-        $key = date('ymdHis', time()) . str_pad((int)(microtime()*100), 2, "0", STR_PAD_LEFT);
-
-        $result = sql_query(" insert into {$g4['yc4_uniqid_table']} values ('$key') ", false);
-        if ($result) break; // 쿼리가 정상이면 빠진다.
-
-        // insert 하지 못했으면 일정시간 쉰다음 다시 유일키를 만든다.
-        usleep(10000); // 100분의 1초를 쉰다
-    }
-    sql_query(" UNLOCK TABLES ");
-
-    return $key;
-}
-
-// CHARSET 변경 : euc-kr -> utf-8
-function iconv_utf8($str)
-{
-    return iconv('euc-kr', 'utf-8', $str);
-}
-
-// CHARSET 변경 : utf-8 -> euc-kr
-function iconv_euckr($str)
-{
-    return iconv('utf-8', 'euc-kr', $str);
-}
-
 // 상위 분류코드 반환
 function parent_ca_id($ca_id)
 {
@@ -61,7 +13,7 @@ function parent_ca_order($ca_id)
     global $g4;
     $upper_ca_id = parent_ca_id($ca_id);
     if ($upper_ca_id) {
-        $row = sql_fetch(" select ca_order from {$g4['yc4_category_table']} where ca_id = '$upper_ca_id' ");
+        $row = sql_fetch(" select ca_order from {$g4['shop_category_table']} where ca_id = '$upper_ca_id' ");
         $ca_order = $row['ca_order'];
     } else {
         $ca_order = "";
@@ -105,7 +57,7 @@ function get_cart_count($uq_id, $sw=0, $mb_id='')
     else
         $sql_where = " uq_id = '$uq_id' ";
 
-    $sql = " select count(distinct it_id) as cnt from {$g4['yc4_cart_table']} where $sql_where  and ct_direct = '$sw' and ct_status = '쇼핑' ";
+    $sql = " select count(distinct it_id) as cnt from {$g4['shop_cart_table']} where $sql_where  and ct_direct = '$sw' and ct_status = '쇼핑' ";
     $row = sql_fetch($sql);
     $cnt = (int)$row['cnt'];
     return $cnt;
@@ -151,7 +103,7 @@ function get_it_image($it_id, $width, $height, $id="", $thumbnail=true)
         return "";
 
     $sql = " select it_id, it_img1, it_img2, it_img3, it_img4, it_img5, it_img6, it_img7, it_img8, it_img9, it_img10
-                from {$g4['yc4_item_table']}
+                from {$g4['shop_item_table']}
                 where it_id = '$it_id' ";
     $row = sql_fetch($sql);
 
@@ -190,13 +142,13 @@ function get_it_stock_qty($it_id)
 {
     global $g4;
 
-    $sql = " select it_stock_qty from $g4[yc4_item_table] where it_id = '$it_id' ";
+    $sql = " select it_stock_qty from $g4[shop_item_table] where it_id = '$it_id' ";
     $row = sql_fetch($sql);
     $jaego = (int)$row['it_stock_qty'];
 
     // 재고에서 빼지 않았고 주문인것만
     $sql = " select SUM(ct_qty) as sum_qty
-               from {$g4['yc4_cart_table']}
+               from {$g4['shop_cart_table']}
               where it_id = '$it_id'
                 and is_option = '0'
                 and ct_stock_use = 0
@@ -214,18 +166,18 @@ function get_option_stock_qty($it_id, $opt_id, $is_option)
     global $g4;
 
     if($is_option == 1) {
-        $sql = " select opt_qty from {$g4['yc4_option_table']} where it_id = '$it_id' and opt_id = '$opt_id' and opt_use = '1' ";
+        $sql = " select opt_qty from {$g4['shop_option_table']} where it_id = '$it_id' and opt_id = '$opt_id' and opt_use = '1' ";
         $row = sql_fetch($sql);
         $jaego = (int)$row['opt_qty'];
     } else {
-        $sql = " select sp_qty from {$g4['yc4_supplement_table']} where it_id = '$it_id' and sp_id = '$opt_id' and sp_use = '1' ";
+        $sql = " select sp_qty from {$g4['shop_supplement_table']} where it_id = '$it_id' and sp_id = '$opt_id' and sp_use = '1' ";
         $row = sql_fetch($sql);
         $jaego = (int)$row['sp_qty'];
     }
 
     // 재고에서 빼지 않았고 주문인것만
     $sql = " select SUM(ct_qty) as sum_qty
-                from {$g4['yc4_cart_table']}
+                from {$g4['shop_cart_table']}
                 where it_id = '$it_id'
                   and opt_id = '$opt_id'
                   and ct_stock_use = '0'
@@ -389,7 +341,7 @@ function display_type($type, $skin_file, $list_mod, $list_row, $img_width, $img_
     // 1.02.00
     // it_order 추가
     $sql = " select *
-               from $g4[yc4_item_table]
+               from $g4[shop_item_table]
               where it_use = '1'
                 and it_type{$type} = '1' ";
     if ($ca_id) $sql .= " and ca_id like '$ca_id%' ";
@@ -418,7 +370,7 @@ function display_category($no, $list_mod, $list_row, $img_width, $img_height, $c
     // 상품의 갯수
     $items = $list_mod * $list_row;
 
-    $sql = " select * from $g4[yc4_item_table] where it_use = '1'";
+    $sql = " select * from $g4[shop_item_table] where it_use = '1'";
     if ($ca_id)
         $sql .= " and ca_id LIKE '{$ca_id}%' ";
     $sql .= " order by it_order, it_id desc limit $items ";
@@ -454,7 +406,7 @@ function get_star_image($it_id)
 {
     global $g4;
 
-    $sql = "select (SUM(is_score) / COUNT(*)) as score from $g4[yc4_item_ps_table] where it_id = '$it_id' ";
+    $sql = "select (SUM(is_score) / COUNT(*)) as score from $g4[shop_item_ps_table] where it_id = '$it_id' ";
     $row = sql_fetch($sql);
 
     return (int)get_star($row[score]);
@@ -614,7 +566,7 @@ function get_supplement_subject($it_id)
     global $g4;
 
     // 추가옵션정보
-    $sql = " select sp_id from {$g4['yc4_supplement_table']} where it_id = '$it_id' and sp_use = '1' order by sp_no asc ";
+    $sql = " select sp_id from {$g4['shop_supplement_table']} where it_id = '$it_id' and sp_use = '1' order by sp_no asc ";
     $result = sql_query($sql);
 
     $count = mysql_num_rows($result);
@@ -641,7 +593,7 @@ function get_supplement_option($it_id, $sp_id, $index)
     global $g4;
 
     // 추가옵션정보
-    $sql = " select sp_id, sp_amount, sp_qty from {$g4['yc4_supplement_table']} where it_id = '$it_id' and sp_use = '1' and sp_id like '$sp_id%' order by sp_no asc ";
+    $sql = " select sp_id, sp_amount, sp_qty from {$g4['shop_supplement_table']} where it_id = '$it_id' and sp_use = '1' and sp_id like '$sp_id%' order by sp_no asc ";
     $result = sql_query($sql);
 
     $count = mysql_num_rows($result);
@@ -678,7 +630,7 @@ function print_cart_options($uq_id, $it_id, $sw='')
     $br = '';
 
     $sql = " select ct_option, ct_qty, it_amount, ct_amount
-                from {$g4['yc4_cart_table']}
+                from {$g4['shop_cart_table']}
                 where uq_id = '$uq_id'
                   and it_id = '$it_id' ";
 
@@ -723,7 +675,7 @@ function print_item_options()
                     it_opt4_subject,
                     it_opt5_subject,
                     it_opt6_subject
-               from $g4[yc4_item_table]
+               from $g4[shop_item_table]
               where it_id = '$it_id' ";
     $it = sql_fetch($sql);
 
@@ -815,8 +767,8 @@ function display_event($no, $event, $list_mod, $list_row, $img_width, $img_heigh
     // 1.02.00
     // b.it_order 추가
     $sql = " select b.*
-               from $g4[yc4_event_item_table] a,
-                    $g4[yc4_item_table] b
+               from $g4[shop_event_item_table] a,
+                    $g4[shop_item_table] b
               where a.it_id = b.it_id
                 and b.it_use = '1'
                 and a.ev_id = '$event' ";
@@ -852,7 +804,7 @@ function get_goods($on_uid)
     global $g4;
 
     // 상품명만들기
-    $row = sql_fetch(" select a.it_id, b.it_name from $g4[yc4_cart_table] a, $g4[yc4_item_table] b where a.it_id = b.it_id and a.on_uid = '$on_uid' order by ct_id limit 1 ");
+    $row = sql_fetch(" select a.it_id, b.it_name from $g4[shop_cart_table] a, $g4[shop_item_table] b where a.it_id = b.it_id and a.on_uid = '$on_uid' order by ct_id limit 1 ");
     // 상품명에 "(쌍따옴표)가 들어가면 오류 발생함
     $goods[it_id] = $row[it_id];
     $goods[full_name]= $goods[name] = addslashes($row[it_name]);
@@ -860,7 +812,7 @@ function get_goods($on_uid)
     $goods[full_name] = preg_replace ("/[ #\&\+\-%@=\/\\\:;,\.'\"\^`~\_|\!\?\*$#<>()\[\]\{\}]/i", "",  $goods[full_name]);
 
     // 상품건수
-    $row = sql_fetch(" select count(*) as cnt from $g4[yc4_cart_table] where on_uid = '$on_uid' ");
+    $row = sql_fetch(" select count(*) as cnt from $g4[shop_cart_table] where on_uid = '$on_uid' ");
     $cnt = $row[cnt] - 1;
     if ($cnt)
         $goods[full_name] .= " 외 {$cnt}건";
diff --git a/shop/_common.php b/shop/_common.php
index 66bcd2002..c0da23b3a 100644
--- a/shop/_common.php
+++ b/shop/_common.php
@@ -1,5 +1,5 @@
 <?
 include_once("../common.php");
 if (!defined('G4_USE_SHOP') || !G4_USE_SHOP) 
-    die("현재 쇼핑몰 사용 안함으로 설정되어 있습니다.<br>config.user.php 에 define('G4_USE_SHOP', true); 로 설정해 주세요.");
+    die('<p>현재 쇼핑몰 사용 안함으로 설정되어 있습니다.</p><p>'.G4_EXTEND_DIR.'/shop.config.php 에 define(\'G4_USE_SHOP\', true); 로 설정해 주세요.</p>');
 ?>
\ No newline at end of file
diff --git a/shop/bannerhit.php b/shop/bannerhit.php
index 8ccc7e37a..20fe168fc 100644
--- a/shop/bannerhit.php
+++ b/shop/bannerhit.php
@@ -3,7 +3,7 @@ include_once("./_common.php");
 
 if ($_COOKIE[ck_bn_id] != $bn_id)
 {
-    $sql = " update $g4[yc4_banner_table] set bn_hit = bn_hit + 1 where bn_id = '$bn_id' ";
+    $sql = " update $g4[shop_banner_table] set bn_hit = bn_hit + 1 where bn_id = '$bn_id' ";
     sql_query($sql);
     // 하루 동안 
     setcookie("ck_bn_id", $bn_id, 60*60*24, $default[de_cookie_dir], $default[de_cookie_domain]);
diff --git a/shop/boxbanner.inc.php b/shop/boxbanner.inc.php
index af788825d..97e79cdce 100644
--- a/shop/boxbanner.inc.php
+++ b/shop/boxbanner.inc.php
@@ -1,6 +1,6 @@
 <?
 // 배너 출력
-$sql = " select * from $g4[yc4_banner_table]
+$sql = " select * from $g4[shop_banner_table]
           where '$g4[time_ymdhis]' between bn_begin_time and bn_end_time
             and bn_position = '$position'
           order by bn_order, bn_id desc ";
diff --git a/shop/boxcart.inc.php b/shop/boxcart.inc.php
index 3d1de4b66..1a4a4016a 100644
--- a/shop/boxcart.inc.php
+++ b/shop/boxcart.inc.php
@@ -15,7 +15,7 @@ if($sw_direct != 1)
 else
     $hsw_direct = 1;
 
-$hsql = " select a.it_id, b.it_name, a.ct_qty from {$g4['yc4_cart_table']} a left join {$g4['yc4_item_table']} b on ( a.it_id = b.it_id )
+$hsql = " select a.it_id, b.it_name, a.ct_qty from {$g4['shop_cart_table']} a left join {$g4['shop_item_table']} b on ( a.it_id = b.it_id )
           where $hsql_where
             and a.it_id  = b.it_id
             and a.ct_direct = '$hsw_direct'
diff --git a/shop/boxcategory.inc.php b/shop/boxcategory.inc.php
index 053033951..a4f0efb00 100644
--- a/shop/boxcategory.inc.php
+++ b/shop/boxcategory.inc.php
@@ -12,7 +12,7 @@ $sub_menu_left = 100; // 2단계 메뉴 왼쪽 좌표 (1단계 좌표에서 부
 <tr><td align=center valign=top height=50><img src='<?=G4_SHOP_IMG_URL?>/bar_category.gif'></td></tr>
 <?
 // 1단계 분류 판매가능한것만
-$hsql = " select ca_id, ca_name from $g4[yc4_category_table]
+$hsql = " select ca_id, ca_name from $g4[shop_category_table]
           where length(ca_id) = '2'
             and ca_use = '1'
           order by ca_id ";
@@ -24,7 +24,7 @@ for ($i=0; $row=sql_fetch_array($hresult); $i++)
     $menubody = "";
     $onmouseover = "";
     $onmouseout  = "";
-    $sql2 = " select ca_id, ca_name from $g4[yc4_category_table]
+    $sql2 = " select ca_id, ca_name from $g4[shop_category_table]
                where LENGTH(ca_id) = '4'
                  and SUBSTRING(ca_id,1,2) = '$row[ca_id]'
                  and ca_use = '1'
diff --git a/shop/boxevent.inc.php b/shop/boxevent.inc.php
index 5a6a838e8..8961a4cb1 100644
--- a/shop/boxevent.inc.php
+++ b/shop/boxevent.inc.php
@@ -5,7 +5,7 @@ if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가
 <table bgcolor=#FFFFFF width=100% cellpadding=0 cellspacing=0>
 <tr><td align=center valign=top height=50><img src='<?=G4_SHOP_IMG_URL?>/bar_event.gif'></td></tr>
 <?
-$hsql = " select ev_id, ev_subject from $g4[yc4_event_table] where ev_use = '1' order by ev_id desc ";
+$hsql = " select ev_id, ev_subject from $g4[shop_event_table] where ev_use = '1' order by ev_id desc ";
 $hresult = sql_query($hsql);
 for ($i=0; $row=sql_fetch_array($hresult); $i++)
 {
diff --git a/shop/boxtodayview.inc.php b/shop/boxtodayview.inc.php
index ffc4dfa6c..52954031d 100644
--- a/shop/boxtodayview.inc.php
+++ b/shop/boxtodayview.inc.php
@@ -57,7 +57,7 @@ for ($i=1; $i<=$tv_idx; $i++)
 {
     $tv_it_id = get_session("ss_tv[$i]");
     $sqlx = " select it_name, it_img1, it_img2, it_img3, it_img4, it_img5, it_img6, it_img7, it_img8, it_img9, it_img10
-                from $g4[yc4_item_table] where it_id = '$tv_it_id' ";
+                from $g4[shop_item_table] where it_id = '$tv_it_id' ";
     $rowx = sql_fetch($sqlx);
     $it_name = get_text(addslashes($rowx['it_name']));
     $tv_filepath = G4_DATA_PATH.'/item/'.$tv_it_id;
diff --git a/shop/boxwish.inc.php b/shop/boxwish.inc.php
index 89ffc7feb..3931be27c 100644
--- a/shop/boxwish.inc.php
+++ b/shop/boxwish.inc.php
@@ -5,7 +5,7 @@ if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가
 <table cellpadding=0 cellspacing=0 bgcolor=#FFFFFF>
 <tr><td><a href='<?=G4_SHOP_URL?>/wishlist.php'><img src='<?=G4_SHOP_IMG_URL?>/bar_wishlist.gif' border=0></a></td></tr>
 <?
-$hsql = " select a.it_id, b.it_name from $g4[yc4_wish_table] a, $g4[yc4_item_table] b
+$hsql = " select a.it_id, b.it_name from $g4[shop_wish_table] a, $g4[shop_item_table] b
           where a.mb_id = '$member[mb_id]'
             and a.it_id  = b.it_id
           order by a.wi_id desc ";
diff --git a/shop/cartcoupon.php b/shop/cartcoupon.php
index bbd214a72..5ab5ec353 100644
--- a/shop/cartcoupon.php
+++ b/shop/cartcoupon.php
@@ -7,7 +7,7 @@ if(!$is_member) {
 
 // 상품정보
 $sql = " select it_id, it_nocoupon, ca_id, ca_id2, ca_id3, it_notax
-            from {$g4['yc4_item_table']}
+            from {$g4['shop_item_table']}
             where it_id = '$it_id' ";
 $it = sql_fetch($sql);
 
@@ -27,7 +27,7 @@ for($i=0; $i<3; $i++) {
     }
 
     $ca_id = $it["ca_id$no"];
-    $sql = " select ca_nocoupon from {$g4['yc4_category_table']} where ca_id = '$ca_id' ";
+    $sql = " select ca_nocoupon from {$g4['shop_category_table']} where ca_id = '$ca_id' ";
     $row = sql_fetch($sql);
 
     if($row['ca_nocoupon']) {
@@ -41,7 +41,7 @@ $uq_id = get_session('ss_uniqid');
 if($sw_direct != 1)
     $sw_direct = 0;
 
-$sql_common = " from ( select * from {$g4['yc4_cart_table']}
+$sql_common = " from ( select * from {$g4['shop_cart_table']}
                           where uq_id = '$uq_id'
                             and it_id = '$it_id'
                             and ct_direct = '$sw_direct'
@@ -63,7 +63,7 @@ if($ct['item_amount']) {
 
 // 총주문금액
 $sql = " select SUM((ct_amount + it_amount) * ct_qty) as total_amount
-            from {$g4['yc4_cart_table']}
+            from {$g4['shop_cart_table']}
             where uq_id = '$uq_id'
               and ct_direct = '$sw_direct' ";
 $row = sql_fetch($sql);
@@ -100,8 +100,8 @@ else if($default['de_send_cost_case'] == "상한") {
                     b.it_sc_type,
                     b.it_sc_basic,
                     b.it_sc_condition
-               from ( select * from {$g4['yc4_cart_table']} where uq_id = '$uq_id' and ct_direct = '$sw_direct' order by ct_id asc ) as a,
-                    {$g4['yc4_item_table']} b
+               from ( select * from {$g4['shop_cart_table']} where uq_id = '$uq_id' and ct_direct = '$sw_direct' order by ct_id asc ) as a,
+                    {$g4['shop_item_table']} b
               where a.it_id  = b.it_id
                 group by a.it_id
                 order by a.ct_id ";
@@ -131,7 +131,7 @@ else if($default['de_send_cost_case'] == "상한") {
 
 // 쿠폰정보
 $sql = " select *
-            from {$g4['yc4_coupon_table']}
+            from {$g4['shop_coupon_table']}
             where cp_use = '1'
               and cp_type = '0'
               and cp_start <= '{$g4['time_ymd']}'
@@ -157,7 +157,7 @@ for($i=0; $row=sql_fetch_array($result); $i++) {
 
     // 쿠폰사용내역체크
     $sql = " select ch_no
-                from {$g4['yc4_coupon_history_table']}
+                from {$g4['shop_coupon_history_table']}
                 where cp_id = '{$row['cp_id']}'
                   and it_id = '$it_id'
                   and mb_id = '{$member['mb_id']}'
diff --git a/shop/cartoption.php b/shop/cartoption.php
index 1d4beeffa..1e203c639 100644
--- a/shop/cartoption.php
+++ b/shop/cartoption.php
@@ -3,7 +3,7 @@ include_once('./_common.php');
 
 // 상품정보
 $sql = " select it_id, it_option_use, it_opt1_subject, it_opt2_subject, it_opt3_subject, it_opt1, it_opt2, it_opt3, it_supplement_use
-            from {$g4['yc4_item_table']}
+            from {$g4['shop_item_table']}
             where it_id = '$it_id' ";
 $it = sql_fetch($sql);
 
@@ -17,7 +17,7 @@ if($sw_direct != 1)
 $s_uq_id = get_session('ss_uniqid');
 
 $sql = " select ct_id, ct_send_cost_pay
-            from {$g4['yc4_cart_table']}
+            from {$g4['shop_cart_table']}
             where uq_id = '$s_uq_id' and it_id = '$it_id' and ct_direct = '$sw_direct' and ct_status = '쇼핑'
             order by ct_id asc
             limit 0, 1 ";
@@ -29,7 +29,7 @@ $ct_parent = $temp['ct_id'];
 $sql_where = " where uq_id = '$s_uq_id' and it_id = '$it_id' and ct_direct = '$sw_direct' ";
 
 $sql = " select ct_id, ct_parent, is_option, it_id, it_name, opt_id, ct_option, it_amount, ct_amount, ct_qty
-            from {$g4['yc4_cart_table']}
+            from {$g4['shop_cart_table']}
             $sql_where
             order by ct_id asc ";
 $result = sql_query($sql);
diff --git a/shop/cartoptionupdate.php b/shop/cartoptionupdate.php
index 4f92f1501..bab76eea1 100644
--- a/shop/cartoptionupdate.php
+++ b/shop/cartoptionupdate.php
@@ -2,7 +2,7 @@
 include_once('./_common.php');
 
 // 상품정보
-$sql = " select it_id, it_name from {$g4['yc4_item_table']} where it_id = '$it_id' ";
+$sql = " select it_id, it_name from {$g4['shop_item_table']} where it_id = '$it_id' ";
 $it = sql_fetch($sql);
 
 if(!$it['it_id']) {
@@ -46,11 +46,11 @@ for($i=0; $i<$count; $i++) {
         $is_delete = $_POST['is_delete'][$i];
 
         if($is_delete) { // 옵션삭제
-            $sql = " delete from {$g4['yc4_cart_table']} where uq_id = '$s_uq_id' and ct_id = '$ct_id' ";
+            $sql = " delete from {$g4['shop_cart_table']} where uq_id = '$s_uq_id' and ct_id = '$ct_id' ";
             sql_query($sql);
         } else { // 옵션수정
             $ct_qty = $_POST['ct_qty'][$i];
-            $sql = " update {$g4['yc4_cart_table']} set ct_qty = '$ct_qty' where uq_id = '$s_uq_id' and ct_id = '$ct_id' ";
+            $sql = " update {$g4['shop_cart_table']} set ct_qty = '$ct_qty' where uq_id = '$s_uq_id' and ct_id = '$ct_id' ";
             sql_query($sql);
         }
     } else { // 옵션추가
@@ -69,7 +69,7 @@ for($i=0; $i<$count; $i++) {
             $amount = 0;
         }
 
-        $sql = " insert into {$g4['yc4_cart_table']}
+        $sql = " insert into {$g4['shop_cart_table']}
                     set uq_id               = '$s_uq_id',
                         ct_parent           = '$ct_parent',
                         mb_id               = '{$member['mb_id']}',
@@ -96,11 +96,11 @@ for($i=0; $i<$count; $i++) {
         if($ct_parent_check) {
             $temp_ct_id = mysql_insert_id();
 
-            $sql1 = " select count(*) as cnt from {$g4['yc4_cart_table']} where uq_id = '$s_uq_id' and it_id = '$it_id' and ct_direct = '$sw_direct' ";
+            $sql1 = " select count(*) as cnt from {$g4['shop_cart_table']} where uq_id = '$s_uq_id' and it_id = '$it_id' and ct_direct = '$sw_direct' ";
             $row1 = sql_fetch($sql1);
 
             if($row1['cnt'] == 1) {
-                sql_query(" update {$g4['yc4_cart_table']} set ct_parent = '0' where ct_id = '$temp_ct_id' ");
+                sql_query(" update {$g4['shop_cart_table']} set ct_parent = '0' where ct_id = '$temp_ct_id' ");
                 $ct_parent = $temp_ct_id;
             }
 
diff --git a/shop/cartsub.inc.php b/shop/cartsub.inc.php
index f9ae7d8e0..cb5531763 100644
--- a/shop/cartsub.inc.php
+++ b/shop/cartsub.inc.php
@@ -90,7 +90,7 @@ $sql = " select a.ct_id,
                 b.it_supplement_use,
                 b.it_nocoupon,
                 b.it_notax
-          from {$g4['yc4_cart_table']} as a left join {$g4['yc4_item_table']} as b on ( a.it_id = b.it_id )
+          from {$g4['shop_cart_table']} as a left join {$g4['shop_item_table']} as b on ( a.it_id = b.it_id )
             where $sql_where
               and a.ct_parent = '0'
               and a.ct_direct = '$sw_direct' ";
@@ -114,7 +114,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
                     SUM(cp_amount) as dc_amount,
                     SUM(ct_point * ct_qty) as sum_point,
                     SUM(ct_qty) as sum_qty
-                from {$g4['yc4_cart_table']}
+                from {$g4['shop_cart_table']}
                   where ct_id = '{$row['ct_id']}'
                     or ct_parent = '{$row['ct_id']}' ";
     $sum = sql_fetch($sql);
@@ -132,13 +132,13 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     // 선택, 추가 옵션개수
     $opt_count = $spl_count = 0;
     if($row['it_option_use']) {
-        $sql2 = " select COUNT(*) as cnt from {$g4['yc4_option_table']} where it_id = '{$row['it_id']}' ";
+        $sql2 = " select COUNT(*) as cnt from {$g4['shop_option_table']} where it_id = '{$row['it_id']}' ";
         $row2 = sql_fetch($sql2);
         $opt_count = (int)$row2['cnt'];
     }
     $spl_count = 0;
     if($row['it_supplement_use']) {
-        $sql2 = " select COUNT(*) as cnt from {$g4['yc4_supplement_table']} where it_id = '{$row['it_id']}' ";
+        $sql2 = " select COUNT(*) as cnt from {$g4['shop_supplement_table']} where it_id = '{$row['it_id']}' ";
         $row2 = sql_fetch($sql2);
         $spl_count = (int)$row2['cnt'];
     }
@@ -207,7 +207,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
             if($is_member) {
                 // 상품에 쿠폰 있는지 체크
                 $sql3 = " select cp_id, ca_id
-                            from {$g4['yc4_coupon_table']}
+                            from {$g4['shop_coupon_table']}
                             where cp_use = '1'
                               and cp_type = '0'
                               and cp_start <= '{$g4['time_ymd']}'
@@ -221,7 +221,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
                 for($k=0; $row3=sql_fetch_array($result3); $k++) {
                     // 쿠폰제외카테고리체크
                     $sql4 = " select ca_nocoupon
-                                from {$g4['yc4_category_table']}
+                                from {$g4['shop_category_table']}
                                 where ca_id = '{$row3['ca_id']}' ";
                     $row4 = sql_fetch($sql4);
                     if($row4['ca_nocoupon']) {
@@ -230,7 +230,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
 
                     // 쿠폰사용여부체크
                     $sql4 = " select uq_id
-                                from {$g4['yc4_coupon_history_table']}
+                                from {$g4['shop_coupon_history_table']}
                                 where cp_id = '{$row3['cp_id']}'
                                   and it_id = '{$row['it_id']}'
                                   and mb_id = '{$member['mb_id']}' ";
@@ -332,7 +332,7 @@ if ($i == 0) {
                     $send_cost += 0;
                 } else {
                     $sql = " select it_sc_type, it_sc_basic, it_sc_method, it_sc_condition
-                                from {$g4['yc4_item_table']}
+                                from {$g4['shop_item_table']}
                                 where it_id = '{$itemlist[$i]['it_id']}' ";
                     $row = sql_fetch($sql);
 
@@ -355,7 +355,7 @@ if ($i == 0) {
         }
 
         // 이미 주문된 내역을 보여주는것이므로 주문서에서 얻는다.
-        $sql = "select od_send_cost, od_send_coupon, od_send_cost_area, od_coupon_amount from {$g4['yc4_order_table']} where od_id = '$od_id' ";
+        $sql = "select od_send_cost, od_send_coupon, od_send_cost_area, od_coupon_amount from {$g4['shop_order_table']} where od_id = '$od_id' ";
         $row = sql_fetch($sql);
         if ($row['od_send_cost'] > 0)
             $send_cost = $row['od_send_cost'] - $row['od_send_coupon'];
diff --git a/shop/cartupdate.php b/shop/cartupdate.php
index 5274c30a4..461fa2f92 100644
--- a/shop/cartupdate.php
+++ b/shop/cartupdate.php
@@ -28,7 +28,7 @@ if($default['de_guest_cart_use']) {
 
 if ($act == 'alldelete') // 모두 삭제이면
 {
-    $sql = " delete from {$g4['yc4_cart_table']}
+    $sql = " delete from {$g4['shop_cart_table']}
               where uq_id = '$uq_id' ";
     sql_query($sql);
 }
@@ -41,7 +41,7 @@ else if ($act == 'seldelete') // 선택 삭제이면
 
     for($k=0; $k<$sel_count; $k++) {
         $ct_id = $_POST['ct_chk'][$k];
-        $sql = " delete from {$g4['yc4_cart_table']} where uq_id = '$uq_id' and ( ct_id = '$ct_id' or ct_parent = '$ct_id' ) ";
+        $sql = " delete from {$g4['shop_cart_table']} where uq_id = '$uq_id' and ( ct_id = '$ct_id' or ct_parent = '$ct_id' ) ";
         sql_query($sql);
     }
 }
@@ -52,7 +52,7 @@ else if($act == 'selectedbuy') // 선택주문이면
         alert("주문하실 상품을 1개 이상 선택해 주세요.");
 
     // 이전 선택주문 상품 초기화
-    $sql = " update {$g4['yc4_cart_table']}
+    $sql = " update {$g4['shop_cart_table']}
                 set ct_selected = '0'
                 where uq_id = '$uq_id' ";
     sql_query($sql);
@@ -63,7 +63,7 @@ else if($act == 'selectedbuy') // 선택주문이면
         if(!$chk_id)
             continue;
 
-        $sql = " update {$g4['yc4_cart_table']}
+        $sql = " update {$g4['shop_cart_table']}
                     set ct_selected = '1'
                     where ct_id = '$chk_id'
                       or ct_parent = '$chk_id' ";
@@ -90,7 +90,7 @@ else if ($act == 'allupdate') // 수량 변경이면 : 모두 수정이면
         $ct_id = $_POST['ct_id'][$i];
         if($ct_id) {
             // 상품1개일 때만 수량변경
-            $sql = " select count(ct_id) as cnt from {$g4['yc4_cart_table']} where uq_id = '$uq_id' and it_id = '{$_POST['it_id'][$i]}' ";
+            $sql = " select count(ct_id) as cnt from {$g4['shop_cart_table']} where uq_id = '$uq_id' and it_id = '{$_POST['it_id'][$i]}' ";
             $row = sql_fetch($sql);
             if($row['cnt'] > 1) {
                 continue;
@@ -106,7 +106,7 @@ else if ($act == 'allupdate') // 수량 변경이면 : 모두 수정이면
             }
 
             // 수량수정
-            $sql = " update {$g4['yc4_cart_table']}
+            $sql = " update {$g4['shop_cart_table']}
                         set ct_qty = '{$_POST['ct_qty'][$i]}'
                       where ct_id  = '$ct_id'
                         and uq_id = '$uq_id' ";
@@ -126,7 +126,7 @@ else // 장바구니에 담기
 
     // 상품정보
     $sql = " select it_id, it_use, it_gallery, it_tel_inq, it_option_use, it_supplement_use
-                from {$g4['yc4_item_table']} where it_id = '{$_POST['it_id']}' ";
+                from {$g4['shop_item_table']} where it_id = '{$_POST['it_id']}' ";
     $it = sql_fetch($sql);
 
     // 주문가능한 상품인지
@@ -137,7 +137,7 @@ else // 장바구니에 담기
     // 비회원가격과 회원가격이 다르다면
     if (!$is_member && $default['de_different_msg'])
     {
-        $sql = " select it_amount, it_amount2 from {$g4['yc4_item_table']} where it_id = '{$_POST['it_id']}' ";
+        $sql = " select it_amount, it_amount2 from {$g4['shop_item_table']} where it_id = '{$_POST['it_id']}' ";
         $row = sql_fetch($sql);
         if ($row['it_amount2'] && $row['it_amount'] != $row['it_amount2']) {
             echo "<meta http-equiv=\"content-type\" content=\"text/html; charset=".$g4['charset']."\">";
@@ -185,10 +185,10 @@ else // 장바구니에 담기
         if($is_option) {
             // 주문가능한 옵션인지
             if($is_option == 1) {
-                $sql1 = " select opt_use as option_use from {$g4['yc4_option_table']}
+                $sql1 = " select opt_use as option_use from {$g4['shop_option_table']}
                             where it_id = '{$_POST['it_id']}' and opt_id = '$opt_id' ";
             } else {
-                $sql1 = " select sp_use as option_use from {$g4['yc4_supplement_table']}
+                $sql1 = " select sp_use as option_use from {$g4['shop_supplement_table']}
                             where it_id = '{$_POST['it_id']}' and sp_id = '$opt_id' ";
             }
             $row1 = sql_fetch($sql1);
@@ -201,14 +201,14 @@ else // 장바구니에 담기
             }
 
             // 이미 장바구니에 있는 같은 옵션의 수량합계를 구한다.
-            $sql = " select SUM(ct_qty) as cnt from {$g4['yc4_cart_table']}
+            $sql = " select SUM(ct_qty) as cnt from {$g4['shop_cart_table']}
                         where it_id = '{$_POST['it_id']}' and opt_id = '$opt_id' and uq_id <> '$uq_id' and is_option = '$is_option' and ct_status = '쇼핑' ";
             $row = sql_fetch($sql);
             $cart_qty = $row['cnt'];
             $stock_qty = get_option_stock_qty($_POST['it_id'], $opt_id, $is_option);
         } else {
             // 이미 장바구니에 있는 같은 상품의 수량합계를 구한다.
-            $sql = " select SUM(ct_qty) as cnt from {$g4['yc4_cart_table']}
+            $sql = " select SUM(ct_qty) as cnt from {$g4['shop_cart_table']}
                         where it_id = '{$_POST['it_id']}' and uq_id <> '$uq_id' and is_option = '$is_option' and ct_status = '쇼핑' ";
             $row = sql_fetch($sql);
             $cart_qty = $row['cnt'];
@@ -229,10 +229,10 @@ else // 장바구니에 담기
     //--------------------------------------------------------
 
     // 바로구매에 있던 장바구니 자료를 지운다.
-    $result = sql_query(" delete from {$g4['yc4_cart_table']} where uq_id = '$uq_id' and ct_direct = 1 ", false);
+    $result = sql_query(" delete from {$g4['shop_cart_table']} where uq_id = '$uq_id' and ct_direct = 1 ", false);
     if (!$result) {
         // 삭제중 에러가 발생했다면 필드가 없다는 것이므로 바로구매 필드를 생성한다.
-        sql_query(" ALTER TABLE `{$g4['yc4_cart_table']}` ADD `ct_direct` TINYINT NOT NULL ");
+        sql_query(" ALTER TABLE `{$g4['shop_cart_table']}` ADD `ct_direct` TINYINT NOT NULL ");
     }
 
     // 포인트 사용하지 않는다면
@@ -260,17 +260,17 @@ else // 장바구니에 담기
         // No옵션 상품이 장바구니에 있는치 체크, 있으면 수량변경
         $nopt_count = 0;
         if($is_option == 0 && !$sw_direct) {
-            $sql2 = " select count(*) as cnt from {$g4['yc4_cart_table']}
+            $sql2 = " select count(*) as cnt from {$g4['shop_cart_table']}
                         where uq_id = '$uq_id' and it_id = '{$_POST['it_id']}' and is_option = '0' and ct_direct = '0' ";
             $row2 = sql_fetch($sql2);
             $nopt_count = (int)$row2['cnt'];
         }
 
         if($nopt_count) {
-            $sql = " update {$g4['yc4_cart_table']} set ct_qty = ct_qty + $ct_qty
+            $sql = " update {$g4['shop_cart_table']} set ct_qty = ct_qty + $ct_qty
                         where uq_id = '$uq_id' and it_id = '{$_POST['it_id']}' and is_option = '0' and ct_direct = '0' ";
         } else {
-            $sql = " insert into {$g4['yc4_cart_table']}
+            $sql = " insert into {$g4['shop_cart_table']}
                         set uq_id               = '$uq_id',
                             ct_parent           = '$ct_parent',
                             mb_id               = '{$member['mb_id']}',
diff --git a/shop/cat1.ajax.php b/shop/cat1.ajax.php
index 26d5cb42c..92cfe2e55 100644
--- a/shop/cat1.ajax.php
+++ b/shop/cat1.ajax.php
@@ -6,7 +6,7 @@ $ca_number = (int)$_POST['ca_number'];
 $start = 2 * $ca_number - 1;
 $end = 2 * $ca_number;
 
-$sql = " SELECT MAX(SUBSTRING(ca_id,$start,$end)) AS ca_id FROM {$g4['yc4_category_table']} ";
+$sql = " SELECT MAX(SUBSTRING(ca_id,$start,$end)) AS ca_id FROM {$g4['shop_category_table']} ";
 $row = sql_fetch($sql);
 if ($row['ca_id']) {
     $ca_id = base_convert($row['ca_id'], 36, 10);
@@ -16,7 +16,7 @@ if ($row['ca_id']) {
     $ca_id = "10";
 }
 
-$sql = " INSERT INTO {$g4['yc4_category_table']} SET ca_id = '$ca_id', ca_name = '$ca_name' ";
+$sql = " INSERT INTO {$g4['shop_category_table']} SET ca_id = '$ca_id', ca_name = '$ca_name' ";
 sql_query($sql);
 
 die("{\"ca_id\":\"$ca_id\", \"ca_name\":\"$ca_name\"}");
diff --git a/shop/category.ajax.php b/shop/category.ajax.php
index 26d5cb42c..92cfe2e55 100644
--- a/shop/category.ajax.php
+++ b/shop/category.ajax.php
@@ -6,7 +6,7 @@ $ca_number = (int)$_POST['ca_number'];
 $start = 2 * $ca_number - 1;
 $end = 2 * $ca_number;
 
-$sql = " SELECT MAX(SUBSTRING(ca_id,$start,$end)) AS ca_id FROM {$g4['yc4_category_table']} ";
+$sql = " SELECT MAX(SUBSTRING(ca_id,$start,$end)) AS ca_id FROM {$g4['shop_category_table']} ";
 $row = sql_fetch($sql);
 if ($row['ca_id']) {
     $ca_id = base_convert($row['ca_id'], 36, 10);
@@ -16,7 +16,7 @@ if ($row['ca_id']) {
     $ca_id = "10";
 }
 
-$sql = " INSERT INTO {$g4['yc4_category_table']} SET ca_id = '$ca_id', ca_name = '$ca_name' ";
+$sql = " INSERT INTO {$g4['shop_category_table']} SET ca_id = '$ca_id', ca_name = '$ca_name' ";
 sql_query($sql);
 
 die("{\"ca_id\":\"$ca_id\", \"ca_name\":\"$ca_name\"}");
diff --git a/shop/category.php b/shop/category.php
index 292e2ac63..82af21db7 100644
--- a/shop/category.php
+++ b/shop/category.php
@@ -7,7 +7,7 @@ include_once("{$g4['path']}/head.sub.php");
 for ($i=1; $i<=5; $i++) {
     echo '<select id="category-'.$i.'" class="category" size="20" style="width:180px;">';
     if ($i == 1) {
-        $sql = " select ca_id, ca_name from $g4[yc4_category_table] where length(ca_id) = 2 order by ca_order, ca_id ";
+        $sql = " select ca_id, ca_name from $g4[shop_category_table] where length(ca_id) = 2 order by ca_order, ca_id ";
         $result = sql_query($sql);
         while ($row=sql_fetch_array($result)) {
             echo '<option value="'.$row['ca_id'].'" title="'.$row['ca_id'].'">'.$row['ca_name'].'</option>'.PHP_EOL;
diff --git a/shop/content.php b/shop/content.php
index dc503d0cc..bbac9c46c 100644
--- a/shop/content.php
+++ b/shop/content.php
@@ -2,7 +2,7 @@
 include_once("./_common.php");
 
 // 내용
-$sql = " select * from $g4[yc4_content_table] where co_id = '$co_id' ";
+$sql = " select * from $g4[shop_content_table] where co_id = '$co_id' ";
 $co = sql_fetch($sql);
 if (!$co[co_id]) 
     alert("등록된 내용이 없습니다.");
diff --git a/shop/event.php b/shop/event.php
index fc00c873c..05158b5a1 100644
--- a/shop/event.php
+++ b/shop/event.php
@@ -1,7 +1,7 @@
 <?
 include_once("./_common.php");
 
-$sql = " select * from $g4[yc4_event_table] 
+$sql = " select * from $g4[shop_event_table] 
           where ev_id = '$ev_id' 
             and ev_use = 1 ";
 $ev = sql_fetch($sql);
@@ -62,8 +62,8 @@ $sql_list1 = " select a.ca_id,
 $sql_list1 = " select * ";
 $sql_list2 = " order by $order_by a.it_order, a.it_id desc ";
 
-$sql_common = " from $g4[yc4_item_table] a
-                left join $g4[yc4_event_item_table] b on (a.it_id=b.it_id)
+$sql_common = " from $g4[shop_item_table] a
+                left join $g4[shop_event_item_table] b on (a.it_id=b.it_id)
                where b.ev_id = '$ev_id'
                  and a.it_use = '1' ";
 
diff --git a/shop/faq.php b/shop/faq.php
index a955a0366..706609a4e 100644
--- a/shop/faq.php
+++ b/shop/faq.php
@@ -4,7 +4,7 @@ include_once("./_common.php");
 if (!$fm_id) $fm_id = 1;
 
 // FAQ MASTER
-$sql = " select * from $g4[yc4_faq_master_table] where fm_id = '$fm_id' ";
+$sql = " select * from $g4[shop_faq_master_table] where fm_id = '$fm_id' ";
 $fm = sql_fetch($sql);
 if (!$fm[fm_id]) 
     alert("등록된 내용이 없습니다.");
@@ -30,7 +30,7 @@ echo "<br>";
 echo "<table width=95% align=center cellpadding=1 cellspacing=0>\n";
 echo "<tr><td class=bg_faq><table width=100% cellpadding=2 cellspacing=1 border=0 bgcolor=#FFFFFF>\n";
 
-$sql = " select * from $g4[yc4_faq_table]
+$sql = " select * from $g4[shop_faq_table]
           where fm_id = '$fm_id'
           order by fa_order , fa_id ";
 $result = sql_query($sql);
diff --git a/shop/item.php b/shop/item.php
index ec76b52de..7b420173d 100644
--- a/shop/item.php
+++ b/shop/item.php
@@ -32,7 +32,7 @@ if (!$saved) {
 
 // 조회수 증가
 if ($_COOKIE['ck_it_id'] != $it_id) {
-    sql_query(" update {$g4['yc4_item_table']} set it_hit = it_hit + 1 where it_id = '$it_id' "); // 1증가
+    sql_query(" update {$g4['shop_item_table']} set it_hit = it_hit + 1 where it_id = '$it_id' "); // 1증가
     setcookie("ck_it_id", $it_id, time() + 3600, $config['cf_cookie_dir'], $config['cf_cookie_domain']); // 1시간동안 저장
 }
 
@@ -40,8 +40,8 @@ if ($_COOKIE['ck_it_id'] != $it_id) {
 $sql = " select a.*,
                 b.ca_name,
                 b.ca_use
-           from {$g4['yc4_item_table']} a,
-                {$g4['yc4_category_table']} b
+           from {$g4['shop_item_table']} a,
+                {$g4['shop_category_table']} b
           where a.it_id = '$it_id'
             and a.ca_id = b.ca_id ";
 $it = sql_fetch($sql);
@@ -54,7 +54,7 @@ if (!($it['ca_use'] && $it['it_use'])) {
 
 // 분류 테이블에서 분류 상단, 하단 코드를 얻음
 $sql = " select ca_include_head, ca_include_tail
-           from {$g4['yc4_category_table']}
+           from {$g4['shop_category_table']}
           where ca_id = '{$it['ca_id']}' ";
 $ca = sql_fetch($sql);
 
@@ -81,7 +81,7 @@ if ($is_admin)
 include G4_SHOP_PATH.'/listcategory.inc.php';
 
 // 이전 상품보기
-$sql = " select it_id, it_name from {$g4['yc4_item_table']}
+$sql = " select it_id, it_name from {$g4['shop_item_table']}
           where it_id > '$it_id'
             and SUBSTRING(ca_id,1,4) = '".substr($it['ca_id'],0,4)."'
             and it_use = '1'
@@ -97,7 +97,7 @@ if ($row['it_id']) {
 }
 
 // 다음 상품보기
-$sql = " select it_id, it_name from {$g4['yc4_item_table']}
+$sql = " select it_id, it_name from {$g4['shop_item_table']}
           where it_id < '$it_id'
             and SUBSTRING(ca_id,1,4) = '".substr($it['ca_id'],0,4)."'
             and it_use = '1'
@@ -114,8 +114,8 @@ if ($row[it_id]) {
 
 // 관련상품의 갯수를 얻음
 $sql = " select count(*) as cnt
-           from {$g4['yc4_item_relation_table']} a
-           left join {$g4['yc4_item_table']} b on (a.it_id2=b.it_id and b.it_use='1')
+           from {$g4['shop_item_relation_table']} a
+           left join {$g4['shop_item_table']} b on (a.it_id2=b.it_id and b.it_use='1')
           where a.it_id = '{$it['it_id']}' ";
 $row = sql_fetch($sql);
 $item_relation_count = $row['cnt'];
@@ -123,7 +123,7 @@ $item_relation_count = $row['cnt'];
 // 선택옵션 존재하는지 체크
 $it_option_count = 0;
 if($it['it_option_use']) {
-    $sql = " select COUNT(*) as cnt from {$g4['yc4_option_table']} where it_id = '{$it['it_id']}' ";
+    $sql = " select COUNT(*) as cnt from {$g4['shop_option_table']} where it_id = '{$it['it_id']}' ";
     $row = sql_fetch($sql);
     $it_option_count = (int)$row['cnt'];
 }
@@ -131,7 +131,7 @@ if($it['it_option_use']) {
 // 추가옵션 존재하는지 체크
 $it_supplement_count = 0;
 if($it['it_supplement_use']) {
-    $sql = " select COUNT(*) as cnt from {$g4['yc4_supplement_table']} where it_id = '{$it['it_id']}' ";
+    $sql = " select COUNT(*) as cnt from {$g4['shop_supplement_table']} where it_id = '{$it['it_id']}' ";
     $row = sql_fetch($sql);
     $it_supplement_count = (int)$row['cnt'];
 }
@@ -468,7 +468,7 @@ else
 <tr><td rowspan=2 width=31 valign=top bgcolor=#CACDE2><img src='<?=G4_SHOP_IMG_URL?>/item_t01.gif'></td><td height=2 bgcolor=#CACDE2></td></tr>
 <tr><td style='padding:15px'>
     <?
-    $sql = " select * from {$g4['yc4_item_info_table']} where it_id = '$it_id' order by ii_id ";
+    $sql = " select * from {$g4['shop_item_info_table']} where it_id = '$it_id' order by ii_id ";
     $result = sql_query($sql, false);
     if (@mysql_num_rows($result)) {
     ?>
@@ -557,8 +557,8 @@ include_once('./itemqa.inc.php');
         $td_width = (int)(100 / $list_mod);
 
         $sql = " select b.*
-                   from {$g4['yc4_item_relation_table']} a
-                   left join {$g4['yc4_item_table']} b on (a.it_id2=b.it_id)
+                   from {$g4['shop_item_relation_table']} a
+                   left join {$g4['shop_item_table']} b on (a.it_id2=b.it_id)
                   where a.it_id = '{$it['it_id']}'
                     and b.it_use='1' ";
         $result = sql_query($sql);
diff --git a/shop/itemoptiondata.php b/shop/itemoptiondata.php
index f1d09f972..003a2b173 100644
--- a/shop/itemoptiondata.php
+++ b/shop/itemoptiondata.php
@@ -3,14 +3,14 @@ include_once('./_common.php');
 
 // 옵션명
 $index = $idx + 2;
-$sql = " select it_opt{$index}_subject as opt_subj from `{$g4['yc4_item_table']}` where it_id = '$it_id' ";
+$sql = " select it_opt{$index}_subject as opt_subj from `{$g4['shop_item_table']}` where it_id = '$it_id' ";
 $row = sql_fetch($sql);
 $opt_subj = $row['opt_subj'];
 
 $str = '<option value="">' . $opt_subj . '선택</option>'.PHP_EOL;
 
 // 옵션항목
-$sql = " select opt_id from `{$g4['yc4_option_table']}` where it_id = '$it_id' and opt_use = '1' and opt_id like '$opt_id%' order by opt_no asc ";
+$sql = " select opt_id from `{$g4['shop_option_table']}` where it_id = '$it_id' and opt_use = '1' and opt_id like '$opt_id%' order by opt_no asc ";
 $result = sql_query($sql);
 $arr_item = array();
 
@@ -32,7 +32,7 @@ foreach($arr as $value) {
                 $deli = chr(30);
             }
             $new_opt_id = $opt_id . $deli . $value;
-            $sql = " select opt_amount, opt_qty from {$g4['yc4_option_table']} where it_id = '$it_id' and opt_id = '$new_opt_id' and opt_use = '1' ";
+            $sql = " select opt_amount, opt_qty from {$g4['shop_option_table']} where it_id = '$it_id' and opt_id = '$new_opt_id' and opt_use = '1' ";
             $row = sql_fetch($sql);
             $opt_info = '';
             if($row['opt_qty']) {
diff --git a/shop/itemoptioninfo.php b/shop/itemoptioninfo.php
index 5720fe805..5645b44e0 100644
--- a/shop/itemoptioninfo.php
+++ b/shop/itemoptioninfo.php
@@ -1,7 +1,7 @@
 <?php
 include_once('./_common.php');
 
-$sql = " select opt_amount, opt_qty from `{$g4['yc4_option_table']}` where it_id = '$it_id' and opt_id = '$opt_id' and opt_use = '1' ";
+$sql = " select opt_amount, opt_qty from `{$g4['shop_option_table']}` where it_id = '$it_id' and opt_id = '$opt_id' and opt_use = '1' ";
 $row = sql_fetch($sql);
 
 if(!$row['opt_amount']) {
diff --git a/shop/itemqa.inc.php b/shop/itemqa.inc.php
index bfa21f19f..82cb25655 100644
--- a/shop/itemqa.inc.php
+++ b/shop/itemqa.inc.php
@@ -24,7 +24,7 @@ if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가
             <td width=11><img src='<?=G4_SHOP_IMG_URL?>/corner02.gif'></td>
         </tr>
         <?
-        $sql_common = " from $g4[yc4_item_qa_table] where it_id = '$it[it_id]' ";
+        $sql_common = " from $g4[shop_item_qa_table] where it_id = '$it[it_id]' ";
 
         // 테이블의 전체 레코드수만 얻음
         $sql = " select COUNT(*) as cnt " . $sql_common;
diff --git a/shop/itemqaupdate.php b/shop/itemqaupdate.php
index 1af4f1395..f46a16acd 100644
--- a/shop/itemqaupdate.php
+++ b/shop/itemqaupdate.php
@@ -47,18 +47,18 @@ $url = "./item.php?it_id=$it_id";
 
 if ($w == '')
 {
-    $sql = " select max(iq_id) as max_iq_id from $g4[yc4_item_qa_table] ";
+    $sql = " select max(iq_id) as max_iq_id from $g4[shop_item_qa_table] ";
     $row = sql_fetch($sql);
     $max_iq_id = $row[max_iq_id];
 
-    $sql = " select max(iq_id) as max_iq_id from $g4[yc4_item_qa_table]
+    $sql = " select max(iq_id) as max_iq_id from $g4[shop_item_qa_table]
               where it_id = '$it_id'
                 and mb_id = '$member[mb_id]' ";
     $row = sql_fetch($sql);
     if ($row[max_iq_id] && $row[max_iq_id] == $max_iq_id) 
         alert("같은 상품에 대하여 계속해서 질문 하실 수 없습니다.");
 
-    $sql = "insert $g4[yc4_item_qa_table]
+    $sql = "insert $g4[shop_item_qa_table]
                set it_id = '$it_id',
                    mb_id = '$member[mb_id]',
                    iq_name  = '$iq_name',
@@ -73,12 +73,12 @@ if ($w == '')
 }
 else if ($w == 'u')
 {
-    $sql = " select iq_password from $g4[yc4_item_qa_table] where iq_id = '$iq_id' ";
+    $sql = " select iq_password from $g4[shop_item_qa_table] where iq_id = '$iq_id' ";
     $row = sql_fetch($sql);
     if ($row[iq_password] != $iq_password)
         alert("패스워드가 틀리므로 수정하실 수 없습니다.");
 
-    $sql = " update $g4[yc4_item_qa_table] 
+    $sql = " update $g4[shop_item_qa_table] 
                 set iq_subject = '$iq_subject',
                     iq_question = '$iq_question'
               where iq_id = '$iq_id' ";
@@ -90,7 +90,7 @@ else if ($w == 'd')
 {
     if ($is_member)
     {
-        $sql = " select count(*) as cnt from $g4[yc4_item_qa_table] where mb_id = '$member[mb_id]' and iq_id = '$iq_id' ";
+        $sql = " select count(*) as cnt from $g4[shop_item_qa_table] where mb_id = '$member[mb_id]' and iq_id = '$iq_id' ";
         $row = sql_fetch($sql);
         if (!$row[cnt])
             alert("자신의 상품문의만 삭제하실 수 있습니다.");
@@ -99,13 +99,13 @@ else if ($w == 'd')
     {
         $iq_password = sql_password($iq_password);
 
-        $sql = " select iq_password from $g4[yc4_item_qa_table] where iq_id = '$iq_id' ";
+        $sql = " select iq_password from $g4[shop_item_qa_table] where iq_id = '$iq_id' ";
         $row = sql_fetch($sql);
         if ($row[iq_password] != $iq_password)
             alert("패스워드가 틀리므로 삭제하실 수 없습니다.");
     }
 
-    $sql = " delete from $g4[yc4_item_qa_table] where mb_id = '$member[mb_id]' and iq_id = '$iq_id' ";
+    $sql = " delete from $g4[shop_item_qa_table] where mb_id = '$member[mb_id]' and iq_id = '$iq_id' ";
     sql_query($sql);
 
     goto_url($url);
diff --git a/shop/itemrecommend.php b/shop/itemrecommend.php
index 06956d944..72ee6f414 100644
--- a/shop/itemrecommend.php
+++ b/shop/itemrecommend.php
@@ -8,7 +8,7 @@ if (!$is_member)
 $token = md5(uniqid(rand(), true));
 set_session("ss_token", $token);
 
-$sql = " select it_name from {$g4['yc4_item_table']} where it_id='$it_id' ";
+$sql = " select it_name from {$g4['shop_item_table']} where it_id='$it_id' ";
 $it = sql_fetch($sql);
 if (!$it['it_name'])
     alert_close("등록된 상품이 아닙니다.");
diff --git a/shop/itemrecommendmail.php b/shop/itemrecommendmail.php
index a5623968d..4d727ee64 100644
--- a/shop/itemrecommendmail.php
+++ b/shop/itemrecommendmail.php
@@ -28,7 +28,7 @@ if ($_POST["token"] && get_session("ss_token") == $_POST["token"]) {
 }
 
 // 상품
-$sql = " select * from {$g4['yc4_item_table']} where it_id = '$it_id' ";
+$sql = " select * from {$g4['shop_item_table']} where it_id = '$it_id' ";
 $it = sql_fetch($sql);
 if (!$it['it_id'])
     alert("등록된 상품이 아닙니다.");
diff --git a/shop/itemsupplementinfo.php b/shop/itemsupplementinfo.php
index 1f1bee357..14689336e 100644
--- a/shop/itemsupplementinfo.php
+++ b/shop/itemsupplementinfo.php
@@ -1,7 +1,7 @@
 <?php
 include_once('./_common.php');
 
-$sql = " select sp_amount, sp_qty from `{$g4['yc4_supplement_table']}` where it_id = '$it_id' and sp_id = '$sp_id' and sp_use = '1' ";
+$sql = " select sp_amount, sp_qty from `{$g4['shop_supplement_table']}` where it_id = '$it_id' and sp_id = '$sp_id' and sp_use = '1' ";
 $row = sql_fetch($sql);
 
 if(!$row['sp_amount']) {
diff --git a/shop/itemuse.inc.php b/shop/itemuse.inc.php
index e33c1e6c7..0e7c628eb 100644
--- a/shop/itemuse.inc.php
+++ b/shop/itemuse.inc.php
@@ -25,7 +25,7 @@ include_once(G4_LIB_PATH.'/thumb.lib.php');
             <td width=11><img src='<?=G4_SHOP_IMG_URL?>/corner02.gif'></td>
         </tr>
         <?
-        $sql_common = " from $g4[yc4_item_ps_table] where it_id = '$it[it_id]' and is_confirm = '1' ";
+        $sql_common = " from $g4[shop_item_ps_table] where it_id = '$it[it_id]' and is_confirm = '1' ";
 
         // 테이블의 전체 레코드수만 얻음
         $sql = " select COUNT(*) as cnt " . $sql_common;
diff --git a/shop/itemuselist.php b/shop/itemuselist.php
index d1032fb3d..87045202c 100644
--- a/shop/itemuselist.php
+++ b/shop/itemuselist.php
@@ -5,7 +5,7 @@ include_once("$g4[path]/lib/thumb.lib.php");
 $g4[title] = "사용후기";
 include_once("./_head.php");
 
-$sql_common = " from $g4[yc4_item_ps_table] where is_confirm = '1' ";
+$sql_common = " from $g4[shop_item_ps_table] where is_confirm = '1' ";
 $sql_order = " order by is_time desc ";
 
 $sql = " select count(*) as cnt
@@ -68,7 +68,7 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
     $is_time = substr($row[is_time], 2, 14);
     $small_image = $row[it_id]."_s";
 
-    $row2 = sql_fetch(" select it_name from $g4[yc4_item_table] where it_id = '$row[it_id]' ");
+    $row2 = sql_fetch(" select it_name from $g4[shop_item_table] where it_id = '$row[it_id]' ");
     $it_href = "$g4[shop_path]/item.php?it_id=$row[it_id]";
 
     echo "
diff --git a/shop/itemuseupdate.php b/shop/itemuseupdate.php
index d2d93b849..06bb1cbbc 100644
--- a/shop/itemuseupdate.php
+++ b/shop/itemuseupdate.php
@@ -46,18 +46,18 @@ $url = "./item.php?it_id=$it_id";
 
 if ($w == '')
 {
-    $sql = " select max(is_id) as max_is_id from $g4[yc4_item_ps_table] ";
+    $sql = " select max(is_id) as max_is_id from $g4[shop_item_ps_table] ";
     $row = sql_fetch($sql);
     $max_is_id = $row[max_is_id];
 
-    $sql = " select max(is_id) as max_is_id from $g4[yc4_item_ps_table]
+    $sql = " select max(is_id) as max_is_id from $g4[shop_item_ps_table]
               where it_id = '$it_id'
                 and mb_id = '$member[mb_id]' ";
     $row = sql_fetch($sql);
     if ($row[max_is_id] && $row[max_is_id] == $max_is_id) 
         alert("같은 상품에 대하여 계속해서 평가하실 수 없습니다.");
 
-    $sql = "insert $g4[yc4_item_ps_table]
+    $sql = "insert $g4[shop_item_ps_table]
                set it_id = '$it_id',
                    mb_id = '$member[mb_id]',
                    is_score = '$is_score',
@@ -78,12 +78,12 @@ if ($w == '')
 } 
 else if ($w == 'u')
 {
-    $sql = " select is_password from $g4[yc4_item_ps_table] where is_id = '$is_id' ";
+    $sql = " select is_password from $g4[shop_item_ps_table] where is_id = '$is_id' ";
     $row = sql_fetch($sql);
     if ($row[is_password] != $is_password)
         alert("패스워드가 틀리므로 수정하실 수 없습니다.");
 
-    $sql = " update $g4[yc4_item_ps_table] 
+    $sql = " update $g4[shop_item_ps_table] 
                 set is_subject = '$is_subject',
                     is_content = '$is_content',
                     is_score = '$is_score'
@@ -96,7 +96,7 @@ else if ($w == 'd')
 {
     if ($is_member)
     {
-        $sql = " select count(*) as cnt from $g4[yc4_item_ps_table] where mb_id = '$member[mb_id]' and is_id = '$is_id' ";
+        $sql = " select count(*) as cnt from $g4[shop_item_ps_table] where mb_id = '$member[mb_id]' and is_id = '$is_id' ";
         $row = sql_fetch($sql);
         if (!$row[cnt])
             alert("자신의 사용후기만 삭제하실 수 있습니다.");
@@ -105,13 +105,13 @@ else if ($w == 'd')
     {
         $is_password = sql_password($is_password);
 
-        $sql = " select is_password from $g4[yc4_item_ps_table] where is_id = '$is_id' ";
+        $sql = " select is_password from $g4[shop_item_ps_table] where is_id = '$is_id' ";
         $row = sql_fetch($sql);
         if ($row[is_password] != $is_password)
             alert("패스워드가 틀리므로 삭제하실 수 없습니다.");
     }
 
-    $sql = " delete from $g4[yc4_item_ps_table] where mb_id = '$member[mb_id]' and is_id = '$is_id' ";
+    $sql = " delete from $g4[shop_item_ps_table] where mb_id = '$member[mb_id]' and is_id = '$is_id' ";
     sql_query($sql);
 
     goto_url($url);
diff --git a/shop/itemusewin.php b/shop/itemusewin.php
index 0bb3c62f3..9f9b2f3c7 100644
--- a/shop/itemusewin.php
+++ b/shop/itemusewin.php
@@ -12,7 +12,7 @@ if (!$is_member) {
 if ($w == "") {
     $is_score = 10;
 } else if ($w == "u") {
-    $ps = sql_fetch(" select * from $g4[yc4_item_ps_table] where is_id = '$is_id' ");
+    $ps = sql_fetch(" select * from $g4[shop_item_ps_table] where is_id = '$is_id' ");
     if (!$ps) {
         alert_close("사용후기 정보가 없습니다.");
     }
diff --git a/shop/itemusewinupdate.php b/shop/itemusewinupdate.php
index 214b2cbb2..0dd555db0 100644
--- a/shop/itemusewinupdate.php
+++ b/shop/itemusewinupdate.php
@@ -27,16 +27,16 @@ $url = "./item.php?it_id=$it_id";
 
 if ($w == '') 
 {
-    $sql = " select max(is_id) as max_is_id from $g4[yc4_item_ps_table] ";
+    $sql = " select max(is_id) as max_is_id from $g4[shop_item_ps_table] ";
     $row = sql_fetch($sql);
     $max_is_id = $row[max_is_id];
 
-    $sql = " select max(is_id) as max_is_id from $g4[yc4_item_ps_table] where it_id = '$it_id' and mb_id = '$member[mb_id]' ";
+    $sql = " select max(is_id) as max_is_id from $g4[shop_item_ps_table] where it_id = '$it_id' and mb_id = '$member[mb_id]' ";
     $row = sql_fetch($sql);
     if ($row[max_is_id] && $row[max_is_id] == $max_is_id) 
         alert("같은 상품에 대하여 계속해서 평가하실 수 없습니다.");
 
-    $sql = "insert $g4[yc4_item_ps_table]
+    $sql = "insert $g4[shop_item_ps_table]
                set it_id = '$it_id',
                    mb_id = '$member[mb_id]',
                    is_score = '$is_score',
@@ -58,12 +58,12 @@ if ($w == '')
 } 
 else if ($w == 'u') 
 {
-    $sql = " select is_password from $g4[yc4_item_ps_table] where is_id = '$is_id' ";
+    $sql = " select is_password from $g4[shop_item_ps_table] where is_id = '$is_id' ";
     $row = sql_fetch($sql);
     if ($row[is_password] != $is_password)
         alert("패스워드가 틀리므로 수정하실 수 없습니다.");
 
-    $sql = " update $g4[yc4_item_ps_table] 
+    $sql = " update $g4[shop_item_ps_table] 
                 set is_subject = '$is_subject',
                     is_content = '$is_content',
                     is_score = '$is_score'
diff --git a/shop/largeimage.php b/shop/largeimage.php
index fd3e756a3..1a9e67600 100644
--- a/shop/largeimage.php
+++ b/shop/largeimage.php
@@ -3,7 +3,7 @@ include_once("./_common.php");
 include_once(G4_LIB_PATH.'/thumbnail.lib.php');
 
 $sql = " select it_name, it_img1, it_img2, it_img3, it_img4, it_img5, it_img6, it_img7, it_img8, it_img9, it_img10
-            from $g4[yc4_item_table]
+            from $g4[shop_item_table]
             where it_id='$it_id' ";
 $row = sql_fetch_array(sql_query($sql));
 
diff --git a/shop/list.php b/shop/list.php
index a6125264b..a16436500 100644
--- a/shop/list.php
+++ b/shop/list.php
@@ -3,7 +3,7 @@ include_once("./_common.php");
 include_once(G4_LIB_PATH.'/thumbnail.lib.php');
 
 $sql = " select *
-           from $g4[yc4_category_table]
+           from $g4[shop_category_table]
           where ca_id = '$ca_id'
             and ca_use = '1'  ";
 $ca = sql_fetch($sql);
@@ -53,7 +53,7 @@ $sql_list2 = " order by $order_by it_order, it_id desc ";
 
 // 하위분류 포함
 // 판매가능한 상품만
-$sql_common = " from $g4[yc4_item_table]
+$sql_common = " from $g4[shop_item_table]
                where (ca_id like '{$ca_id}%'
                    or ca_id2 like '{$ca_id}%'
                    or ca_id3 like '{$ca_id}%')
diff --git a/shop/list.skin.13.php b/shop/list.skin.13.php
index 2f80f7e31..68eafa1e2 100644
--- a/shop/list.skin.13.php
+++ b/shop/list.skin.13.php
@@ -43,7 +43,7 @@ if (count($arr) > 0)
         // 임시저장한 분류코드와 다르다면 분류명을 출력
         if ($save_ca_id != $row[ca_id]) 
         {
-            $sql = " select ca_name from $g4[yc4_category_table] where ca_id = '$row[ca_id]' ";
+            $sql = " select ca_name from $g4[shop_category_table] where ca_id = '$row[ca_id]' ";
             $tmp_ca = sql_fetch($sql);
 
             echo "<tr height=30>";
diff --git a/shop/list.skin.22.php b/shop/list.skin.22.php
index 1add1c198..1a8753bfd 100644
--- a/shop/list.skin.22.php
+++ b/shop/list.skin.22.php
@@ -50,7 +50,7 @@ if (count($arr) > 0)
 
         if ($save_ca_id != $row[ca_id]) 
         {
-            $sql = " select ca_name from $g4[yc4_category_table] where ca_id = '$row[ca_id]' ";
+            $sql = " select ca_name from $g4[shop_category_table] where ca_id = '$row[ca_id]' ";
             $tmp_ca = sql_fetch($sql);
 
             echo "
diff --git a/shop/listcategory.inc.php b/shop/listcategory.inc.php
index b84a4f970..5e2e43eb6 100644
--- a/shop/listcategory.inc.php
+++ b/shop/listcategory.inc.php
@@ -7,7 +7,7 @@ $len2 = $ca_id_len + 2;
 $len4 = $ca_id_len + 4;
 
 // 차차기 분류의 건수를 얻음
-$sql = " select count(*) as cnt from $g4[yc4_category_table]
+$sql = " select count(*) as cnt from $g4[shop_category_table]
           where ca_id like '$ca_id%'
             and length(ca_id) = $len4
             and ca_use = '1' ";
@@ -16,7 +16,7 @@ $cnt = $row['cnt'];
 if (!$cnt)
     $str .= "<tr><td width=11 background='".G4_SHOP_IMG_URL."/ca_bg02.gif'></td><td>";
 
-$sql = " select ca_id, ca_name from $g4[yc4_category_table]
+$sql = " select ca_id, ca_name from $g4[shop_category_table]
           where ca_id like '$ca_id%'
             and length(ca_id) = $len2
             and ca_use = '1'
@@ -26,8 +26,8 @@ $str .= "<tr><td width=11 background='".G4_SHOP_IMG_URL."/ca_bg02.gif'></td>";
 $str .= "<td><table width=100% border=0><tr><td>";
 while ($row=sql_fetch_array($result)) {
 
-    //$row2 = sql_fetch(" select count(*) as cnt from $g4[yc4_category_table] where ca_id like '$row[ca_id]%' ");
-    $row2 = sql_fetch(" select count(*) as cnt from $g4[yc4_item_table] where (ca_id like '$row[ca_id]%' or ca_id2 like '$row[ca_id]%' or ca_id3 like '$row[ca_id]%') and it_use = '1'  ");
+    //$row2 = sql_fetch(" select count(*) as cnt from $g4[shop_category_table] where ca_id like '$row[ca_id]%' ");
+    $row2 = sql_fetch(" select count(*) as cnt from $g4[shop_item_table] where (ca_id like '$row[ca_id]%' or ca_id2 like '$row[ca_id]%' or ca_id3 like '$row[ca_id]%') and it_use = '1'  ");
 
     $str .= "<a href='./list.php?ca_id=$row[ca_id]'>$row[ca_name] ($row2[cnt])</a> &nbsp; ";
     $exists = true;
diff --git a/shop/listcategory2.inc.php b/shop/listcategory2.inc.php
index da0823df8..2611ad886 100644
--- a/shop/listcategory2.inc.php
+++ b/shop/listcategory2.inc.php
@@ -16,7 +16,7 @@ if (!$exists) {
     $len4 = $tmp_ca_id_len + 4;
 
     // 차차기 분류의 건수를 얻음
-    $sql = " select count(*) as cnt from $g4[yc4_category_table]
+    $sql = " select count(*) as cnt from $g4[shop_category_table]
               where ca_id like '$tmp_ca_id%'
                 and ca_use = '1'
                 and length(ca_id) = $len4 ";
@@ -25,7 +25,7 @@ if (!$exists) {
     if (!$cnt)
         $str .= "<tr><td width=11 background='".G4_SHOP_IMG_URL."/ca_bg02.gif'></td><td>";
 
-    $sql = " select ca_id, ca_name from $g4[yc4_category_table]
+    $sql = " select ca_id, ca_name from $g4[shop_category_table]
               where ca_id like '$tmp_ca_id%'
                 and ca_use = '1'
                 and length(ca_id) = $len2 order by ca_id ";
@@ -38,7 +38,7 @@ if (!$exists) {
         if ($cnt) {
             $str .= "<tr><td width=11 background='".G4_SHOP_IMG_URL."/ca_bg02.gif'></td>";
             $str .= "<td><table width=100% border=0><tr><td width=120><b>· <a href='./list.php?ca_id=$row[ca_id]'><span $style>$row[ca_name]</span></a></b></td>";
-            $sql2 = " select ca_id, ca_name from $g4[yc4_category_table]
+            $sql2 = " select ca_id, ca_name from $g4[shop_category_table]
                        where ca_id like '$row[ca_id]%'
                          and ca_use = '1'
                          and length(ca_id) = $len4 order by ca_id ";
diff --git a/shop/listcategory3.inc.php b/shop/listcategory3.inc.php
index 81f3cba3b..eebcb9bd0 100644
--- a/shop/listcategory3.inc.php
+++ b/shop/listcategory3.inc.php
@@ -4,7 +4,7 @@ $exists = false;
 
 $depth2_ca_id = substr($ca_id, 0, 2);
 
-$sql = " select ca_id, ca_name from $g4[yc4_category_table]
+$sql = " select ca_id, ca_name from $g4[shop_category_table]
           where ca_id like '${depth2_ca_id}%'
             and length(ca_id) = 4
             and ca_use = '1'
diff --git a/shop/listtype.php b/shop/listtype.php
index ca0a0595e..6f71e01aa 100644
--- a/shop/listtype.php
+++ b/shop/listtype.php
@@ -34,7 +34,7 @@ if ($sort != "")
 $sql_list1 = " select * ";
 $sql_list2 = " order by $order_by it_order, it_id desc ";
 
-$sql_common = " from $g4[yc4_item_table]
+$sql_common = " from $g4[shop_item_table]
                where it_type{$type} = '1'
                  and it_use = '1' ";
 if ($ca_id) {
@@ -91,14 +91,14 @@ echo get_paging($config[cf_write_pages], $page, $total_page, "$_SERVER[PHP_SELF]
 // 분류를 링크하는 코드
 /*
 $bar = "";
-$sql = " select ca_id from $g4[yc4_item_table]
+$sql = " select ca_id from $g4[shop_item_table]
                where it_type{$type} = '1'
                  and it_use = '1'
           group by ca_id
           order by ca_id ";
 $result = sql_query($sql);
 for($i=0;$row=sql_fetch_array($result);$i++) {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$row[ca_id]' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$row[ca_id]' ");
     echo $bar . "<a href='$g4[shop_path]/list.php?ca_id=$row[ca_id]'>$row2[ca_name]</a>";
     $bar = " | ";
 }
diff --git a/shop/maintype12.inc.php b/shop/maintype12.inc.php
index 99f713f63..69c844b79 100644
--- a/shop/maintype12.inc.php
+++ b/shop/maintype12.inc.php
@@ -17,7 +17,7 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
     if ($score = get_star_image($row[it_id]))
         $star = "<img src='$g4[shop_img_path]/star{$score}.gif' border=0>";
 
-    $sql2 = " select * from $g4[yc4_item_table] where it_id = '$row[it_id]' ";
+    $sql2 = " select * from $g4[shop_item_table] where it_id = '$row[it_id]' ";
     $row2 = sql_fetch($sql2);
 
     // 특정상품아이콘
diff --git a/shop/mypage.php b/shop/mypage.php
index 42985fb4d..0045145d9 100644
--- a/shop/mypage.php
+++ b/shop/mypage.php
@@ -90,8 +90,8 @@ include "$g4[shop_path]/orderinquiry.sub.php";
 <tr><td height=1 colspan=3 class=c1></td></tr>
 <?
 $sql = " select * 
-           from $g4[yc4_wish_table] a, 
-                $g4[yc4_item_table] b
+           from $g4[shop_wish_table] a, 
+                $g4[shop_item_table] b
           where a.mb_id = '$member[mb_id]'
             and a.it_id  = b.it_id
           order by a.wi_id desc 
diff --git a/shop/navigation1.inc.php b/shop/navigation1.inc.php
index 3d257aff0..17e989c74 100644
--- a/shop/navigation1.inc.php
+++ b/shop/navigation1.inc.php
@@ -9,7 +9,7 @@ if ($ca_id)
     {
         $code = substr($ca_id,0,$i*2);
 
-        $sql = " select ca_name from $g4[yc4_category_table] where ca_id = '$code' ";
+        $sql = " select ca_name from $g4[shop_category_table] where ca_id = '$code' ";
         $row = sql_fetch($sql);
 
         $style = "";
diff --git a/shop/newwin.inc.php b/shop/newwin.inc.php
index 827a4f2ab..85c710e55 100644
--- a/shop/newwin.inc.php
+++ b/shop/newwin.inc.php
@@ -1,7 +1,7 @@
 <?
 if (!defined("_GNUBOARD_")) exit; // 개별 페이지 접근 불가 
 
-$sql = " select * from $g4[yc4_new_win_table] 
+$sql = " select * from $g4[shop_new_win_table] 
           where '$g4[time_ymdhis]' between nw_begin_time and nw_end_time
           order by nw_id asc ";
 $result = sql_query($sql);
diff --git a/shop/newwinpop.php b/shop/newwinpop.php
index 2f6148a27..f512b4ab8 100644
--- a/shop/newwinpop.php
+++ b/shop/newwinpop.php
@@ -1,7 +1,7 @@
 <?
 include_once("./_common.php");
 
-$sql = " select * from $g4[yc4_new_win_table] where nw_id = '$nw_id' ";
+$sql = " select * from $g4[shop_new_win_table] where nw_id = '$nw_id' ";
 $nw = sql_fetch($sql);
 
 $g4[title] = $nw[nw_subject];
diff --git a/shop/orderconfirm.php b/shop/orderconfirm.php
index b2d562e70..b3c78aae8 100644
--- a/shop/orderconfirm.php
+++ b/shop/orderconfirm.php
@@ -9,7 +9,7 @@ if (get_cart_count($uq_id, $sw_direct) == 0)// 장바구니에 담기
 
 set_session("ss_uq_id_inquiry", $uq_id);
 
-$sql = " select * from {$g4['yc4_order_table']} where uq_id = '$uq_id' ";
+$sql = " select * from {$g4['shop_order_table']} where uq_id = '$uq_id' ";
 $od = sql_fetch($sql);
 
 //print_r2($od);
@@ -21,7 +21,7 @@ include_once('./_head.php');
 // 상품명만들기
 /*
 $sql = " select a.it_id, b.it_name
-           from $g4[yc4_cart_table] a, $g4[yc4_item_table] b
+           from $g4[shop_cart_table] a, $g4[shop_item_table] b
           where a.it_id = b.it_id
             and a.on_uid = '$tmp_on_uid'
           order by ct_id
diff --git a/shop/orderform.php b/shop/orderform.php
index 1f711532e..5c77a9333 100644
--- a/shop/orderform.php
+++ b/shop/orderform.php
@@ -15,7 +15,7 @@ if ($cart_count == 0)
     alert("장바구니가 비어 있습니다.", "./cart.php");
 
 // 포인트 결제 대기 필드 추가
-//sql_query(" ALTER TABLE `$g4[yc4_order_table]` ADD `od_temp_point` INT NOT NULL AFTER `od_temp_card` ", false);
+//sql_query(" ALTER TABLE `$g4[shop_order_table]` ADD `od_temp_point` INT NOT NULL AFTER `od_temp_card` ", false);
 
 $g4['title'] = '주문서 작성';
 
@@ -440,7 +440,7 @@ if($is_member) {
     // 배송비할인쿠폰
     if($send_cost) { // 배송비가 있을 경우만
         $sql = " select cp_id, cp_subject, cp_amount, cp_minimum
-                    from {$g4['yc4_coupon_table']}
+                    from {$g4['shop_coupon_table']}
                     where cp_type = '2'
                       and cp_use = '1'
                       and mb_id in ( '{$member['mb_id']}', '전체회원' )
@@ -455,7 +455,7 @@ if($is_member) {
 
             // 이미 사용한 쿠폰인지
             $sql = " select ch_no
-                        from {$g4['yc4_coupon_history_table']}
+                        from {$g4['shop_coupon_history_table']}
                         where cp_id = '{$row['cp_id']}'
                           and mb_id = '{$member['mb_id']}'
                           and uq_id <> '$uq_id' ";
@@ -471,7 +471,7 @@ if($is_member) {
 
     // 결제할인쿠폰
     $sql = " select cp_id, cp_subject, cp_method, cp_amount, cp_minimum, cp_maximum, cp_trunc
-                from {$g4['yc4_coupon_table']}
+                from {$g4['shop_coupon_table']}
                 where cp_type = '1'
                   and cp_use = '1'
                   and mb_id in ( '{$member['mb_id']}', '전체회원' )
@@ -502,7 +502,7 @@ if($is_member) {
 
         // 이미 사용한 쿠폰인지
         $sql = " select ch_no
-                    from {$g4['yc4_coupon_history_table']}
+                    from {$g4['shop_coupon_history_table']}
                     where cp_id = '{$row['cp_id']}'
                       and mb_id = '{$member['mb_id']}'
                       and uq_id <> '$uq_id' ";
diff --git a/shop/orderformupdate.php b/shop/orderformupdate.php
index c26a50cbc..f1862ee7d 100644
--- a/shop/orderformupdate.php
+++ b/shop/orderformupdate.php
@@ -51,8 +51,8 @@ $sql = " select a.it_id,
                 b.it_use,
                 b.it_gallery,
                 b.it_tel_inq
-           from {$g4['yc4_cart_table']} a,
-                {$g4['yc4_item_table']} b
+           from {$g4['shop_cart_table']} a,
+                {$g4['shop_item_table']} b
           where a.uq_id = '$uq_id'
             and a.ct_direct = '$sw_direct'
             and a.it_id = b.it_id ";
@@ -74,10 +74,10 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
     if($row['is_option']) {
         // 주문가능한 옵션인지
         if($row['is_option'] == 1) {
-            $sql1 = " select opt_use as option_use from {$g4['yc4_option_table']}
+            $sql1 = " select opt_use as option_use from {$g4['shop_option_table']}
                         where it_id = '{$row['it_id']}' and opt_id = '{$row['opt_id']}' ";
         } else {
-            $sql1 = " select sp_use as option_use from {$g4['yc4_supplement_table']}
+            $sql1 = " select sp_use as option_use from {$g4['shop_supplement_table']}
                         where it_id = '{$row['it_id']}' and sp_id = '{$row['opt_id']}' ";
         }
         $row1 = sql_fetch($sql1);
@@ -90,14 +90,14 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
         }
 
         // 이미 장바구니에 있는 같은 옵션의 수량합계를 구한다.
-        $sql2 = " select SUM(ct_qty) as cnt from {$g4['yc4_cart_table']}
+        $sql2 = " select SUM(ct_qty) as cnt from {$g4['shop_cart_table']}
                     where it_id = '{$row['it_id']}' and opt_id = '{$row['opt_id']}' and uq_id <> '$uq_id' and is_option = '{$row['is_option']}' and ct_status = '쇼핑' ";
         $row2 = sql_fetch($sql2);
         $cart_qty = $row2['cnt'];
         $stock_qty = get_option_stock_qty($row['it_id'], $row['opt_id'], $row['is_option']);
     } else {
         // 이미 장바구니에 있는 같은 상품의 수량합계를 구한다.
-        $sql2 = " select SUM(ct_qty) as cnt from {$g4['yc4_cart_table']}
+        $sql2 = " select SUM(ct_qty) as cnt from {$g4['shop_cart_table']}
                     where it_id = '{$row['it_id']}' and uq_id <> '$uq_id' and is_option = '{$row['is_option']}' and ct_status = '쇼핑' ";
         $row2 = sql_fetch($sql2);
         $cart_qty = $row2['cnt'];
@@ -122,7 +122,7 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
 // 주문총금액
 /*
 $sql1 = " select SUM((it_amount + ct_amount) * ct_qty) as od_amount
-            from {$g4['yc4_cart_table']}
+            from {$g4['shop_cart_table']}
             where uq_id = '$uq_id'
               and ct_direct = '$sw_direct' ";
 $row1 = sql_fetch($sql1);
@@ -153,7 +153,7 @@ else if($default['de_send_cost_case'] == "상한") {
                     b.it_sc_type,
                     b.it_sc_basic,
                     b.it_sc_condition
-               from {$g4['yc4_cart_table']} as a left join {$g4['yc4_item_table']} as b on ( a.it_id = b.it_id )
+               from {$g4['shop_cart_table']} as a left join {$g4['shop_item_table']} as b on ( a.it_id = b.it_id )
                where a.uq_id = '$uq_id'
                 and a.ct_direct = '$sw_direct'
                 and a.ct_parent = '0' ";
@@ -172,7 +172,7 @@ else if($default['de_send_cost_case'] == "상한") {
             // 금액, 수량 계산
             $sql = " select SUM((ct_amount + it_amount) * ct_qty) as sum_amount,
                             SUM(ct_qty) as sum_qty
-                        from {$g4['yc4_cart_table']}
+                        from {$g4['shop_cart_table']}
                         where ct_id = '{$row['ct_id']}'
                           or ct_parent = '{$row['ct_id']}' ";
             $sum = sql_fetch($sql);
@@ -216,7 +216,7 @@ if($is_member) {
 
         // 쿠폰정보
         $sql = " select *
-                    from {$g4['yc4_coupon_table']}
+                    from {$g4['shop_coupon_table']}
                     where cp_id = '$cp_id'
                       and cp_use = '1'
                       and cp_start <= '{$g4['time_ymd']}'
@@ -229,7 +229,7 @@ if($is_member) {
 
         // 상품정보
         $sql = " select it_id, ca_id, ca_id2, ca_id3, it_nocoupon
-                    from {$g4['yc4_item_table']}
+                    from {$g4['shop_item_table']}
                     where it_id = '$it_id' ";
         $it = sql_fetch($sql);
         if($it['it_nocoupon']) { // 쿠폰제외상품
@@ -246,7 +246,7 @@ if($is_member) {
 
             $ca_id = $it["ca_id{$no}"];
 
-            $sql = " select ca_nocoupon from {$g4['yc4_category_table']} where ca_id = '$ca_id' ";
+            $sql = " select ca_nocoupon from {$g4['shop_category_table']} where ca_id = '$ca_id' ";
             $temp = sql_fetch($sql);
 
             if($temp['ca_nocoupon']) {
@@ -289,7 +289,7 @@ if($is_member) {
 
         // 이미 사용한 쿠폰인지
         $sql = " select ch_no
-                    from {$g4['yc4_coupon_history_table']}
+                    from {$g4['shop_coupon_history_table']}
                     where cp_id = '$cp_id'
                       and it_id = '$it_id'
                       and mb_id = '{$member['mb_id']}'
@@ -305,7 +305,7 @@ if($is_member) {
         if($cp['cp_method']) {
             // 해당상품총금액
             $sql3 = " select SUM((ct_amount + it_amount) * ct_qty) as item_amount
-                        from {$g4['yc4_cart_table']}
+                        from {$g4['shop_cart_table']}
                         where it_id = '$it_id'
                           and uq_id = '$uq_id'
                           and ct_direct = '$sw_direct' ";
@@ -335,7 +335,7 @@ if($is_member) {
     $s_cp_id = $_POST['od_send_coupon'];
     if($s_cp_id) {
         $sql4 = " select cp_id, cp_amount, cp_minimum, cp_subject, mb_id
-                    from {$g4['yc4_coupon_table']}
+                    from {$g4['shop_coupon_table']}
                     where cp_id = '$s_cp_id'
                       and cp_type = '2'
                       and cp_use = '1'
@@ -349,7 +349,7 @@ if($is_member) {
                 if($row4['cp_id']) {
                     // 사용쿠폰인지체크
                     $sql5 = " select ch_no
-                                from {$g4['yc4_coupon_history_table']}
+                                from {$g4['shop_coupon_history_table']}
                                 where cp_id = '$s_cp_id'
                                   and mb_id = '{$member['mb_id']}'
                                   and uq_id <> '$uq_id' ";
@@ -376,7 +376,7 @@ if($is_member) {
     $o_cp_id = $_POST['od_coupon'];
     if($o_cp_id) {
         $sql4 = " select cp_id, cp_method, cp_amount, cp_trunc, cp_minimum, cp_maximum, cp_subject, mb_id
-                    from {$g4['yc4_coupon_table']}
+                    from {$g4['shop_coupon_table']}
                     where cp_id = '$o_cp_id'
                       and cp_use = '1'
                       and cp_type = '1'
@@ -390,7 +390,7 @@ if($is_member) {
                 if($row4['cp_id']) {
                     // 사용쿠폰인지체크
                     $sql5 = " select ch_no
-                                from {$g4['yc4_coupon_history_table']}
+                                from {$g4['shop_coupon_history_table']}
                                 where cp_id = '$o_cp_id'
                                   and mb_id = '{$member['mb_id']}'
                                   and uq_id <> '$uq_id' ";
@@ -438,7 +438,7 @@ if (((int)$tot_sell_amount - (int)$item_dc_amount - (int)$order_dc_amount) !== (
 // 배송비가 상이함
 // 추가배송비
 $zipcode = $od_b_zip1.$od_b_zip2;
-$sql = " select sc_amount from {$g4['yc4_sendcost_table']} where sc_zip1 <= '$zipcode' and sc_zip2 >= '$zipcode' ";
+$sql = " select sc_amount from {$g4['shop_sendcost_table']} where sc_zip1 <= '$zipcode' and sc_zip2 >= '$zipcode' ";
 $row = sql_fetch($sql);
 $area_send_cost = (int)$row['sc_amount'];
 
@@ -550,7 +550,7 @@ else
     $od_pwd = sql_password($_POST['od_pwd']);
 
 // 주문서에 입력
-$sql = " insert {$g4['yc4_order_table']}
+$sql = " insert {$g4['shop_order_table']}
             set od_id             = '$od_id',
                 mb_id             = '{$member['mb_id']}',
                 od_pwd            = '$od_pwd',
@@ -613,7 +613,7 @@ $ct_id_count = count($_POST['od_ct_id']);
 for($j=0; $j<$ct_id_count; $j++) {
     $temp_ct_id = $_POST['od_ct_id'][$j];
 
-    $sql = "update {$g4['yc4_cart_table']}
+    $sql = "update {$g4['shop_cart_table']}
                set uq_id        = '$od_id',
                    ct_status    = '주문'
                    $sql_card_point
@@ -625,26 +625,26 @@ for($j=0; $j<$ct_id_count; $j++) {
 
 // 재고조정
 $sql = " select it_id, is_option, opt_id, ct_qty
-           from {$g4['yc4_cart_table']}
+           from {$g4['shop_cart_table']}
           where uq_id = '$od_id'
             and ct_direct = '$sw_direct' ";
 $result = sql_query($sql);
 
 for($i=0; $it=sql_fetch_array($result); $i++) {
     if($it['is_option'] == 1) { // 선택옵션
-        $sql = " update {$g4['yc4_option_table']}
+        $sql = " update {$g4['shop_option_table']}
                       set opt_qty = IF( (opt_qty - {$it['ct_qty']}) > 0, (opt_qty - {$it['ct_qty']}), 0 )
                     where it_id = '{$it['it_id']}'
                       and opt_id = '{$it['opt_id']}' ";
         sql_query($sql);
     } else if($it['is_option'] == 2) { // 추가옵션
-        $sql = " update {$g4['yc4_supplement_table']}
+        $sql = " update {$g4['shop_supplement_table']}
                       set sp_qty = IF( (sp_qty - {$it['ct_qty']}) > 0, (sp_qty - {$it['ct_qty']}), 0 )
                     where it_id = '{$it['it_id']}'
                       and sp_id = '{$it['opt_id']}' ";
         sql_query($sql);
     } else { // No옵션상품
-        $sql = " update {$g4['yc4_item_table']}
+        $sql = " update {$g4['shop_item_table']}
                       set it_stock_qty = IF( (it_stock_qty - {$it['ct_qty']}) > 0, (it_stock_qty - {$it['ct_qty']}), 0 )
                     where it_id = '{$it['it_id']}' ";
         sql_query($sql);
@@ -656,7 +656,7 @@ if($is_member) {
     $cp_count = count($arr_item_coupon);
     for($i=0; $i<$cp_count; $i++) {
         // 쿠폰내역기록
-        $sql = " insert into {$g4['yc4_coupon_history_table']}
+        $sql = " insert into {$g4['shop_coupon_history_table']}
                     set cp_id       = '{$arr_item_coupon[$i]['cp_id']}',
                         cp_subject  = '{$arr_item_coupon[$i]['cp_subject']}',
                         mb_id       = '{$member['mb_id']}',
@@ -668,7 +668,7 @@ if($is_member) {
         sql_query($sql);
 
         // cart 테이블에 쿠폰금액기록
-        $sql = " update {$g4['yc4_cart_table']}
+        $sql = " update {$g4['shop_cart_table']}
                     set cp_amount   = '{$arr_item_coupon[$i]['ch_amount']}'
                     where ct_id = '{$arr_item_coupon[$i]['ct_id']}' ";
         sql_query($sql);
@@ -676,7 +676,7 @@ if($is_member) {
 
     // 배송비쿠폰내역
     if($arr_send_coupon['cp_id']) {
-        $sql = " insert into {$g4['yc4_coupon_history_table']}
+        $sql = " insert into {$g4['shop_coupon_history_table']}
                     set cp_id       = '{$arr_send_coupon['cp_id']}',
                         cp_subject  = '{$arr_send_coupon['cp_subject']}',
                         mb_id       = '{$member['mb_id']}',
@@ -690,7 +690,7 @@ if($is_member) {
 
     // 결제할인쿠폰내역
     if($arr_order_coupon['cp_id']) {
-        $sql = " insert into {$g4['yc4_coupon_history_table']}
+        $sql = " insert into {$g4['shop_coupon_history_table']}
                     set cp_id       = '{$arr_order_coupon['cp_id']}',
                         cp_subject  = '{$arr_order_coupon['cp_subject']}',
                         mb_id       = '{$member['mb_id']}',
diff --git a/shop/orderinquiry.php b/shop/orderinquiry.php
index 64b12825d..c8b54cc68 100644
--- a/shop/orderinquiry.php
+++ b/shop/orderinquiry.php
@@ -8,11 +8,11 @@ $od_pwd = sql_password($od_pwd);
 // 회원인 경우
 if ($is_member)
 {
-    $sql_common = " from $g4[yc4_order_table] where mb_id = '$member[mb_id]' ";
+    $sql_common = " from $g4[shop_order_table] where mb_id = '$member[mb_id]' ";
 }
 else if ($od_id && $od_pwd) // 비회원인 경우 주문서번호와 비밀번호가 넘어왔다면
 {
-    $sql_common = " from $g4[yc4_order_table] where od_id = '$od_id' and od_pwd = '$od_pwd' ";
+    $sql_common = " from $g4[shop_order_table] where od_id = '$od_id' and od_pwd = '$od_pwd' ";
 }
 else // 그렇지 않다면 로그인으로 가기
 {
@@ -43,7 +43,7 @@ $from_record = ($page - 1) * $rows; // 시작 열을 구함
 // 비회원 주문확인의 경우 바로 주문서 상세조회로 이동
 if (!$is_member)
 {
-    $sql = " select od_id, on_uid from $g4[yc4_order_table] where od_id = '$od_id' and od_pwd = '$od_pwd' ";
+    $sql = " select od_id, on_uid from $g4[shop_order_table] where od_id = '$od_id' and od_pwd = '$od_pwd' ";
     $row = sql_fetch($sql);
     if ($row[od_id]) {
         set_session("ss_on_uid_inquiry", $row[on_uid]);
diff --git a/shop/orderinquiry.sub.php b/shop/orderinquiry.sub.php
index a8abadcac..4a0749428 100644
--- a/shop/orderinquiry.sub.php
+++ b/shop/orderinquiry.sub.php
@@ -25,8 +25,8 @@ if (!defined("_ORDERINQUIRY_")) exit; // 개별 페이지 접근 불가
 <?
 $sql = " select a.od_id, 
                 a.*, "._MISU_QUERY_."
-           from $g4[yc4_order_table] a
-           left join $g4[yc4_cart_table] b on (b.on_uid=a.on_uid)
+           from $g4[shop_order_table] a
+           left join $g4[shop_cart_table] b on (b.on_uid=a.on_uid)
           where mb_id = '$member[mb_id]'
           group by a.od_id 
           order by a.od_id desc 
diff --git a/shop/orderinquirycancel.php b/shop/orderinquirycancel.php
index c0461a32c..b237d9379 100644
--- a/shop/orderinquirycancel.php
+++ b/shop/orderinquirycancel.php
@@ -9,7 +9,7 @@ if ($token && get_session("ss_token") == $token) {
     alert_close("토큰 에러");
 }
 
-$od = sql_fetch(" select * from $g4[yc4_order_table] where od_id = '$od_id' and on_uid = '$on_uid' and mb_id = '$member[mb_id]' ");
+$od = sql_fetch(" select * from $g4[shop_order_table] where od_id = '$od_id' and on_uid = '$on_uid' and mb_id = '$member[mb_id]' ");
 
 if (!$od[od_id]) {
     alert("존재하는 주문이 아닙니다.");
@@ -23,12 +23,12 @@ if (($od[od_temp_bank] > 0 && $od[od_receipt_bank] == 0) ||
 }
 
 // 장바구니 자료 취소
-sql_query(" update $g4[yc4_cart_table] set ct_status = '취소' where on_uid = '$on_uid' ");
+sql_query(" update $g4[shop_cart_table] set ct_status = '취소' where on_uid = '$on_uid' ");
 
 // 주문 취소
 $cancel_memo = addslashes($cancel_memo);
-//sql_query(" update $g4[yc4_order_table] set od_temp_point = '0', od_receipt_point = '0', od_shop_memo = concat(od_shop_memo,\"\\n주문자 본인 직접 취소 - {$g4['time_ymdhis']} (취소이유 : {$cancel_memo})\") where on_uid = '$on_uid' ");
-sql_query(" update $g4[yc4_order_table] set od_send_cost = '0', od_temp_point = '0', od_receipt_point = '0', od_shop_memo = concat(od_shop_memo,\"\\n주문자 본인 직접 취소 - {$g4['time_ymdhis']} (취소이유 : {$cancel_memo})\") where on_uid = '$on_uid' ");
+//sql_query(" update $g4[shop_order_table] set od_temp_point = '0', od_receipt_point = '0', od_shop_memo = concat(od_shop_memo,\"\\n주문자 본인 직접 취소 - {$g4['time_ymdhis']} (취소이유 : {$cancel_memo})\") where on_uid = '$on_uid' ");
+sql_query(" update $g4[shop_order_table] set od_send_cost = '0', od_temp_point = '0', od_receipt_point = '0', od_shop_memo = concat(od_shop_memo,\"\\n주문자 본인 직접 취소 - {$g4['time_ymdhis']} (취소이유 : {$cancel_memo})\") where on_uid = '$on_uid' ");
 
 // 주문취소 회원의 포인트를 되돌려 줌
 if ($od[od_receipt_point] > 0) {
diff --git a/shop/orderinquiryview.php b/shop/orderinquiryview.php
index 458bff97f..45ba61d3e 100644
--- a/shop/orderinquiryview.php
+++ b/shop/orderinquiryview.php
@@ -10,7 +10,7 @@ if (!$is_member) {
         alert("직접 링크로는 주문서 조회가 불가합니다.\\n\\n주문조회 화면을 통하여 조회하시기 바랍니다.");
 }
 
-$sql = "select * from {$g4['yc4_order_table']} where od_id = '$od_id' ";
+$sql = "select * from {$g4['shop_order_table']} where od_id = '$od_id' ";
 $od = sql_fetch($sql);
 if (!$od['od_id']) {
     alert('조회하실 주문서가 없습니다.', $g4['path']);
@@ -90,7 +90,7 @@ if(openwin != null) {
 
 <?
 // 배송회사 정보
-$dl = sql_fetch(" select * from $g4[yc4_delivery_table] where dl_id = '$od[dl_id]' ");
+$dl = sql_fetch(" select * from $g4[shop_delivery_table] where dl_id = '$od[dl_id]' ");
 
 if ($od[od_invoice] || !$od[misu])
 {
diff --git a/shop/ordermail1.inc.php b/shop/ordermail1.inc.php
index e357a3b0f..98fe71d04 100644
--- a/shop/ordermail1.inc.php
+++ b/shop/ordermail1.inc.php
@@ -23,7 +23,7 @@ $sql = " select b.it_sell_email,
                 a.ct_qty,
                 a.ct_amount,
                 a.ct_point
-           from $g4[yc4_cart_table] a, $g4[yc4_item_table] b
+           from $g4[shop_cart_table] a, $g4[shop_item_table] b
           where a.on_uid = '$tmp_on_uid' 
             and a.it_id = b.it_id ";
 $result = sql_query($sql);
diff --git a/shop/ordermail2.inc.php b/shop/ordermail2.inc.php
index 75e4bbd87..44e158fdc 100644
--- a/shop/ordermail2.inc.php
+++ b/shop/ordermail2.inc.php
@@ -44,7 +44,7 @@ $sql = " select b.it_sell_email,
                 a.it_opt5,
                 a.it_opt6,
                 a.ct_qty
-           from $g4[yc4_cart_table] a, $g4[yc4_item_table] b
+           from $g4[shop_cart_table] a, $g4[shop_item_table] b
           where a.on_uid = '$tmp_on_uid' 
             and a.it_id = b.it_id
             and b.it_sell_email <> '' ";
diff --git a/shop/ordersendcostcheck.php b/shop/ordersendcostcheck.php
index 39adfc2a1..4ef798f44 100644
--- a/shop/ordersendcostcheck.php
+++ b/shop/ordersendcostcheck.php
@@ -5,7 +5,7 @@ $zipcode = preg_replace("/[^0-9]/", "", $zip);
 
 if(!$zipcode) exit;
 
-$sql = " select sc_amount from {$g4['yc4_sendcost_table']} where sc_zip1 <= '$zipcode' and sc_zip2 >= '$zipcode' ";
+$sql = " select sc_amount from {$g4['shop_sendcost_table']} where sc_zip1 <= '$zipcode' and sc_zip2 >= '$zipcode' ";
 $row = sql_fetch($sql);
 
 if($row['sc_amount']) {
diff --git a/shop/price/about.php b/shop/price/about.php
index 4b9f8fd02..efb9f5e09 100644
--- a/shop/price/about.php
+++ b/shop/price/about.php
@@ -20,7 +20,7 @@ else
     $delivery = (int)$tmp[0];
 }
 
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
@@ -35,24 +35,24 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
     $ca_name4 = "";
 
     $ca_id1 = substr($row[ca_id],0,2);
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id1' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id1' ");
     $ca_name1 = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 4) {
         $ca_id2 = substr($row[ca_id],0,4);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id2' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id2' ");
         $ca_name2 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 6) {
         $ca_id3 = substr($row[ca_id],0,6);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id3' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id3' ");
         $ca_name3 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 8) {
         $ca_id4 = substr($row[ca_id],0,8);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id4' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id4' ");
         $ca_name4 = $row2[ca_name];
     }
 
diff --git a/shop/price/about_new.php b/shop/price/about_new.php
index faad80c56..1645b2d9c 100644
--- a/shop/price/about_new.php
+++ b/shop/price/about_new.php
@@ -21,7 +21,7 @@ else
 }
 
 $time = date("Y-m-d 00:00:00", $g4[server_time] - 86400);
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
@@ -36,24 +36,24 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
     $ca_name4 = "";
 
     $ca_id1 = substr($row[ca_id],0,2);
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id1' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id1' ");
     $ca_name1 = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 4) {
         $ca_id2 = substr($row[ca_id],0,4);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id2' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id2' ");
         $ca_name2 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 6) {
         $ca_id3 = substr($row[ca_id],0,6);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id3' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id3' ");
         $ca_name3 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 8) {
         $ca_id4 = substr($row[ca_id],0,8);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$ca_id4' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$ca_id4' ");
         $ca_name4 = $row2[ca_name];
     }
 
diff --git a/shop/price/auction.php b/shop/price/auction.php
index 2446f4b1a..1156f35f0 100644
--- a/shop/price/auction.php
+++ b/shop/price/auction.php
@@ -60,26 +60,26 @@ else
     $delivery = (int)$tmp[0];
 }
 
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
 {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
     $ca_name1 = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 4) {
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
         $ca_name2 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 6) {
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
         $ca_name3 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 8) {
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
         $ca_name4 = $row2[ca_name];
     }
 
diff --git a/shop/price/auction_new.php b/shop/price/auction_new.php
index c674a07b3..068b20fcb 100644
--- a/shop/price/auction_new.php
+++ b/shop/price/auction_new.php
@@ -63,26 +63,26 @@ else
 }
 
 $time = date("Y-m-d 00:00:00", $g4[server_time] - 86400);
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
 {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
     $ca_name1 = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 4) {
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
         $ca_name2 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 6) {
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
         $ca_name3 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 8) {
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
         $ca_name4 = $row2[ca_name];
     }
 
diff --git a/shop/price/auction_summary.php b/shop/price/auction_summary.php
index ed29a6e87..9f2f2c00b 100644
--- a/shop/price/auction_summary.php
+++ b/shop/price/auction_summary.php
@@ -20,7 +20,7 @@ ob_start();
 $lt = "[[";
 $gt = "]]";
 
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
diff --git a/shop/price/bb.php b/shop/price/bb.php
index 155fc71b7..c6c1884db 100644
--- a/shop/price/bb.php
+++ b/shop/price/bb.php
@@ -28,7 +28,7 @@ include_once("./_common.php");
 <?
 // <p>상품번호^대분류^중분류^소분류^제조사^모델명^상품Url^이미지Url^가격
 $str = "";
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1'
           order by ca_id ";
 $result = sql_query($sql);
@@ -36,13 +36,13 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
 {
     $image = it_image("$row[it_id]_m");
 
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
 
     if (strlen($row[ca_id]) >= 4) 
-        $row3 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row3 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
 
     if (strlen($row[ca_id]) >= 6) 
-        $row4 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
+        $row4 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
 
     // 재고검사해서 없으면 상품가격을 0 으로 설정
     $stock = get_it_stock_qty($row[it_id]);
diff --git a/shop/price/danawa.old.php b/shop/price/danawa.old.php
index c06a3cf91..1a48bcd81 100644
--- a/shop/price/danawa.old.php
+++ b/shop/price/danawa.old.php
@@ -9,16 +9,16 @@ echo $_SERVER["HTTP_HOST"];
 
 // \n상품코드#대분류#소분류#상품명#상품URL#가격
 $str = "";
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1'
           order by ca_id ";
 $result = sql_query($sql);
 for ($i=0; $row=mysql_fetch_array($result); $i++) 
 {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
 
     if (strlen($row[ca_id]) >= 4) 
-        $row3 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row3 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
 
     $str .= "\n";
     $str .= "$row[it_id]#$row2[ca_name]#$row3[ca_name]#$row[it_name]#$g4[shop_url]/item.php?it_id=$row[it_id]#$row[it_amount]";
diff --git a/shop/price/danawa.php b/shop/price/danawa.php
index e38960365..e9b18b01e 100644
--- a/shop/price/danawa.php
+++ b/shop/price/danawa.php
@@ -19,16 +19,16 @@ else
 <?
 // 상품ID^카테고리^상품명^제조사^이미지URL^상품URL^가격^적립금^할인쿠폰^무이자할부^사은품^모델명^추가정보^출시일^배송료
 $str = "";
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1'
           order by ca_id ";
 $result = sql_query($sql);
 for ($i=0; $row=mysql_fetch_array($result); $i++) {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
     $ca_name = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 4) {
-        $row3 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row3 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
         $ca_name .= "|" . $row3[ca_name];
     }
 
diff --git a/shop/price/daum.php b/shop/price/daum.php
index 72f7d5515..2e414eda1 100644
--- a/shop/price/daum.php
+++ b/shop/price/daum.php
@@ -79,31 +79,31 @@ else {
     $deliv2  = (int)$send_cost_list[0]."원";
 }
 
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
 {
     $cate1 = $cate2 = $cate3 = $cate4 = "";
 
-    $row2 = sql_fetch(" select ca_id, ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_id, ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
     $cate1     = $row2[ca_id];
     $catename1 = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 8) {
-        $row2 = sql_fetch(" select ca_id, ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
+        $row2 = sql_fetch(" select ca_id, ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
         $cate4     = $row2[ca_id];
         $catename4 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 6) {
-        $row2 = sql_fetch(" select ca_id, ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
+        $row2 = sql_fetch(" select ca_id, ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
         $cate3     = $row2[ca_id];
         $catename3 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 4) {
-        $row2 = sql_fetch(" select ca_id, ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row2 = sql_fetch(" select ca_id, ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
         $cate2     = $row2[ca_id];
         $catename2 = $row2[ca_name];
     }
diff --git a/shop/price/enuri.old.php b/shop/price/enuri.old.php
index cccfbca8c..05bfaf653 100644
--- a/shop/price/enuri.old.php
+++ b/shop/price/enuri.old.php
@@ -48,7 +48,7 @@ include_once("./_common.php");
 // 페이지당 행수
 $page_rows = 1000;
 
-$sql = " select count(*) as cnt from $g4[yc4_item_table] where it_use = '1' and ca_id LIKE '$ca_id%'";
+$sql = " select count(*) as cnt from $g4[shop_item_table] where it_use = '1' and ca_id LIKE '$ca_id%'";
 $row = sql_fetch($sql);
 $total_count = $row[cnt];
 ?>
@@ -89,7 +89,7 @@ if ($page == "") $page = 1;
 $from_record = ($page - 1) * $page_rows;
 
 $caid = addslashes($ca_id);
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1' 
           and ca_id LIKE '$caid%'
           order by ca_id    
diff --git a/shop/price/enuri.php b/shop/price/enuri.php
index 5fb58eec8..90eb617a7 100644
--- a/shop/price/enuri.php
+++ b/shop/price/enuri.php
@@ -48,7 +48,7 @@ include_once("./_common.php");
 // 페이지당 행수
 $page_rows = 1000;
 
-$sql = " select count(*) as cnt from $g4[yc4_item_table] where it_use = '1' and ca_id LIKE '$ca_id%'";
+$sql = " select count(*) as cnt from $g4[shop_item_table] where it_use = '1' and ca_id LIKE '$ca_id%'";
 $row = sql_fetch($sql);
 $total_count = $row[cnt];
 ?>
@@ -95,7 +95,7 @@ if ($page == "") $page = 1;
 $from_record = ($page - 1) * $page_rows;
 
 $caid = addslashes($ca_id);
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1' 
           and ca_id LIKE '$caid%'
           order by ca_id    
diff --git a/shop/price/enuri_list.php b/shop/price/enuri_list.php
index 73e2a75b9..c6bb58c5c 100644
--- a/shop/price/enuri_list.php
+++ b/shop/price/enuri_list.php
@@ -34,7 +34,7 @@ th,td		{font-family:굴림; font-size:10pt ; height:15pt}
 $url = "http://" . $_SERVER["HTTP_HOST"] . dirname($_SERVER["PHP_SELF"]);
 
 $sql =" SELECT LENGTH(ca_id)=2 AS cnt, ca_id
-        FROM $g4[yc4_category_table]
+        FROM $g4[shop_category_table]
         HAVING cnt";
 $result = @mysql_query($sql);
 
@@ -42,11 +42,11 @@ $tr = "";
 
 for ($i=0; $row=mysql_fetch_array($result); $i++) 
 {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".$row[ca_id]."'");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".$row[ca_id]."'");
     echo $tr;
     echo "    <td align=center><a href='./enuri.php?ca_id=$row[ca_id]'>$row2[ca_name]</a></td>\n";
     $str = "  <td>";
-    $sql3 = "select ca_name,ca_id from $g4[yc4_category_table] where ca_id LIKE '".$row[ca_id]."%' AND LENGTH(ca_id) !=2 AND LENGTH(ca_id) < 5";
+    $sql3 = "select ca_name,ca_id from $g4[shop_category_table] where ca_id LIKE '".$row[ca_id]."%' AND LENGTH(ca_id) !=2 AND LENGTH(ca_id) < 5";
     $result3 = @mysql_query($sql3); 
     
     $bar = "";
diff --git a/shop/price/mymargin.php b/shop/price/mymargin.php
index 048718560..becd7de0e 100644
--- a/shop/price/mymargin.php
+++ b/shop/price/mymargin.php
@@ -49,7 +49,7 @@ include_once("./_common.php");
 // 페이지당 행수
 $page_rows = 100;
 
-$sql = " select count(*) as cnt from $g4[yc4_item_table] where it_use = '1' ";
+$sql = " select count(*) as cnt from $g4[shop_item_table] where it_use = '1' ";
 $row = sql_fetch($sql);
 $total_count = $row[cnt];
 ?>
@@ -86,7 +86,7 @@ if ($page == "") $page = 1;
 // 시작 레코드 구함
 $from_record = ($page - 1) * $page_rows;
 
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1'
           order by ca_id 
           limit $from_record, $page_rows ";
@@ -103,7 +103,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     {
         $code = substr($row[ca_id],0,$k*2);
 
-        $sql3 = " select ca_name from $g4[yc4_category_table] where ca_id = '$code' ";
+        $sql3 = " select ca_name from $g4[shop_category_table] where ca_id = '$code' ";
         $row3 = sql_fetch($sql3);
 
         $category .= $bar . $row3[ca_name];
diff --git a/shop/price/naver.php b/shop/price/naver.php
index 82aa955af..2486c7475 100644
--- a/shop/price/naver.php
+++ b/shop/price/naver.php
@@ -52,7 +52,7 @@ else {
     $send_cost  = (int)$send_cost_list[0];
 }
 
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
@@ -61,24 +61,24 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
     $caid1 = $caid2 = $caid3 = $caid4 = "";
 
     $caid1 = substr($row[ca_id],0,2);
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid1' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid1' ");
     $cate1 = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 8) {
         $caid4 = substr($row[ca_id],0,8);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid4' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid4' ");
         $cate4 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 6) {
         $caid3 = substr($row[ca_id],0,6);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid3' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid3' ");
         $cate3 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 4) {
         $caid2 = substr($row[ca_id],0,4);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid2' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid2' ");
         $cate2 = $row2[ca_name];
     }
 
diff --git a/shop/price/naver_new.php b/shop/price/naver_new.php
index 2c27239bc..c5379b085 100644
--- a/shop/price/naver_new.php
+++ b/shop/price/naver_new.php
@@ -56,7 +56,7 @@ else {
 
 // 하루전의 상품
 $time = date("Y-m-d 00:00:00", $g4[server_time] - 86400);
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
@@ -65,24 +65,24 @@ for ($i=0; $row=sql_fetch_array($result); $i++)
     $caid1 = $caid2 = $caid3 = $caid4 = "";
 
     $caid1 = substr($row[ca_id],0,2);
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid1' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid1' ");
     $cate1 = $row2[ca_name];
 
     if (strlen($row[ca_id]) >= 8) {
         $caid4 = substr($row[ca_id],0,8);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid4' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid4' ");
         $cate4 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 6) {
         $caid3 = substr($row[ca_id],0,6);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid3' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid3' ");
         $cate3 = $row2[ca_name];
     }
 
     if (strlen($row[ca_id]) >= 4) {
         $caid2 = substr($row[ca_id],0,4);
-        $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '$caid2' ");
+        $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '$caid2' ");
         $cate2 = $row2[ca_name];
     }
 
diff --git a/shop/price/naver_new_summary.php b/shop/price/naver_new_summary.php
index df16b31ae..a7f135c55 100644
--- a/shop/price/naver_new_summary.php
+++ b/shop/price/naver_new_summary.php
@@ -22,7 +22,7 @@ $lt = "<<<";
 $gt = ">>>";
 
 $time = date("Y-m-d 00:00:00", $g4[server_time] - 86400);
-$sql =" select * from $g4[yc4_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
+$sql =" select * from $g4[shop_item_table] where it_use = '1' and it_time >= '$time' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
diff --git a/shop/price/naver_summary.php b/shop/price/naver_summary.php
index 348ac1926..398a34b14 100644
--- a/shop/price/naver_summary.php
+++ b/shop/price/naver_summary.php
@@ -19,7 +19,7 @@ Field   Status  Notes
 $lt = "<<<";
 $gt = ">>>";
 
-$sql =" select it_id, it_name, it_amount, it_time from $g4[yc4_item_table] where it_use = '1' order by ca_id";
+$sql =" select it_id, it_name, it_amount, it_time from $g4[shop_item_table] where it_use = '1' order by ca_id";
 $result = sql_query($sql);
 
 for ($i=0; $row=sql_fetch_array($result); $i++)
diff --git a/shop/price/omi_ufo.php b/shop/price/omi_ufo.php
index 46e81a364..94034cab9 100644
--- a/shop/price/omi_ufo.php
+++ b/shop/price/omi_ufo.php
@@ -15,19 +15,19 @@ include_once("./_common.php");
 <?
 // <p>상품번호^대분류^중분류^소분류^제조사^모델명^상품Url^가격
 $str = "";
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1'
           order by ca_id ";
 $result = sql_query($sql);
 for ($i=0; $row=mysql_fetch_array($result); $i++) 
 {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
 
     if (strlen($row[ca_id]) >= 4) 
-        $row3 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row3 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
 
     if (strlen($row[ca_id]) >= 6) 
-        $row4 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
+        $row4 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
 
     // 재고검사해서 없으면 상품가격을 0 으로 설정
     $stock = get_it_stock_qty($row[it_id]);
diff --git a/shop/price/shopbinder.php b/shop/price/shopbinder.php
index 572fe317e..0b1acf14c 100644
--- a/shop/price/shopbinder.php
+++ b/shop/price/shopbinder.php
@@ -33,7 +33,7 @@ include_once("./_common.php");
 // 페이지당 행수
 $page_rows = 500;
 
-$sql = " select count(*) as cnt from $g4[yc4_item_table] where it_use = '1' ";
+$sql = " select count(*) as cnt from $g4[shop_item_table] where it_use = '1' ";
 $row = sql_fetch($sql);
 $total_count = $row[cnt];
 ?>
@@ -76,24 +76,24 @@ if ($page == "") $page = 1;
 // 시작 레코드 구함
 $from_record = ($page - 1) * $page_rows;
 
-$sql = " select * from $g4[yc4_item_table] where it_use = '1' order by ca_id limit $from_record, $page_rows ";
+$sql = " select * from $g4[shop_item_table] where it_use = '1' order by ca_id limit $from_record, $page_rows ";
 $result = sql_query($sql);
 for ($i=0; $row=mysql_fetch_array($result); $i++) 
 {
-    $row2 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
+    $row2 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,2)."' ");
 
     if (strlen($row[ca_id]) >= 4) 
-        $row3 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
+        $row3 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,4)."' ");
     else
         $row3[ca_name] = "&nbsp;";
 
     if (strlen($row[ca_id]) >= 6) 
-        $row4 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
+        $row4 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,6)."' ");
     else
         $row4[ca_name] = "&nbsp;";
 
     if (strlen($row[ca_id]) >= 8) 
-        $row5 = sql_fetch(" select ca_name from $g4[yc4_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
+        $row5 = sql_fetch(" select ca_name from $g4[shop_category_table] where ca_id = '".substr($row[ca_id],0,8)."' ");
     else
         $row5[ca_name] = "&nbsp;";
 
diff --git a/shop/price/yavis.php b/shop/price/yavis.php
index 1f183025c..3895a652e 100644
--- a/shop/price/yavis.php
+++ b/shop/price/yavis.php
@@ -49,7 +49,7 @@ include_once("./_common.php");
 // 페이지당 행수
 $page_rows = 100;
 
-$sql = " select count(*) as cnt from $g4[yc4_item_table] where it_use = '1' ";
+$sql = " select count(*) as cnt from $g4[shop_item_table] where it_use = '1' ";
 $row = sql_fetch($sql);
 $total_count = $row[cnt];
 ?>
@@ -88,7 +88,7 @@ if ($page == "") $page = 1;
 // 시작 레코드 구함
 $from_record = ($page - 1) * $page_rows;
 
-$sql = " select * from $g4[yc4_item_table]
+$sql = " select * from $g4[shop_item_table]
           where it_use = '1'
           order by ca_id 
           limit $from_record, $page_rows ";
@@ -103,7 +103,7 @@ for ($i=0; $row=mysql_fetch_array($result); $i++)
     {
         $code = substr($row[ca_id],0,$i*2);
 
-        $sql3 = " select ca_name from $g4[yc4_category_table] where ca_id = '$code' ";
+        $sql3 = " select ca_name from $g4[shop_category_table] where ca_id = '$code' ";
         $row3 = sql_fetch($sql3);
 
         $category .= $bar . $row3[ca_name];
diff --git a/shop/search.php b/shop/search.php
index 943aa7df0..d6f65b37b 100644
--- a/shop/search.php
+++ b/shop/search.php
@@ -19,8 +19,8 @@ include_once("./_head.php");
         <?
         // QUERY 문에 공통적으로 들어가는 내용
         // 상품명에 검색어가 포한된것과 상품판매가능인것만
-        $sql_common = " from $g4[yc4_item_table] a, 
-                             $g4[yc4_category_table] b
+        $sql_common = " from $g4[shop_item_table] a, 
+                             $g4[shop_category_table] b
                        where a.ca_id=b.ca_id
                          and a.it_use = 1 
                          and b.ca_use = 1
@@ -98,7 +98,7 @@ function write_search_save($save)
 {
 	global $g4, $search_str , $default , $image_rate , $cart_dir;
 
-    $sql = " select ca_name from $g4[yc4_category_table] where ca_id = '$save[ca_id]' ";
+    $sql = " select ca_name from $g4[shop_category_table] where ca_id = '$save[ca_id]' ";
     $row = sql_fetch($sql);
 
     /*
@@ -122,7 +122,7 @@ function write_search_save($save)
      $ca_temp = "";
      if(strlen($save['ca_id']) > 2) // 중분류 이하일 경우
      {
-         $sql2 = " select ca_name from $g4[yc4_category_table] where ca_id='".substr($save[ca_id],0,2)."' ";
+         $sql2 = " select ca_name from $g4[shop_category_table] where ca_id='".substr($save[ca_id],0,2)."' ";
         $row2 = sql_fetch($sql2);
         $ca_temp = "<b><a href='./list.php?ca_id=".substr($save[ca_id],0,2)."'>$row2[ca_name]</a></b> &gt; ";
      }
@@ -153,7 +153,7 @@ function write_search_save($save)
                         it_type3,
                         it_type4,
                         it_type5
-                   from $g4[yc4_item_table] where it_id = '{$save[it_id][$i]}' ";
+                   from $g4[shop_item_table] where it_id = '{$save[it_id][$i]}' ";
         $row = sql_fetch($sql);
 
         $image = get_it_image("$row[it_id]_s", (int)($default[de_simg_width] / $image_rate), (int)($default[de_simg_height] / $image_rate), $row[it_id]);
diff --git a/shop/search2.php b/shop/search2.php
index b71c6be8e..2f783f4ea 100644
--- a/shop/search2.php
+++ b/shop/search2.php
@@ -19,8 +19,8 @@ include_once("./_head.php");
         <?
         // QUERY 문에 공통적으로 들어가는 내용
         // 상품명에 검색어가 포한된것과 상품판매가능인것만
-        $sql_common = " from $g4[yc4_item_table] a, 
-                             $g4[yc4_category_table] b
+        $sql_common = " from $g4[shop_item_table] a, 
+                             $g4[shop_category_table] b
                        where a.ca_id = b.ca_id
                          and ( a.it_name like   '%$search_str%' or
                                a.it_basic like  '%$search_str%' or
@@ -79,7 +79,7 @@ function write_search_save($save)
 {
 	global $g4, $search_str , $default , $image_rate , $cart_dir;
 
-    $sql = " select ca_name from $g4[yc4_category_table] where ca_id = '$save[ca_id]' ";
+    $sql = " select ca_name from $g4[shop_category_table] where ca_id = '$save[ca_id]' ";
     $row = sql_fetch($sql);
 
     echo "
@@ -111,7 +111,7 @@ function write_search_save($save)
                         it_type3,
                         it_type4,
                         it_type5
-                   from $g4[yc4_item_table] where it_id = '{$save[it_id][$i]}' ";
+                   from $g4[shop_item_table] where it_id = '{$save[it_id][$i]}' ";
         $row = sql_fetch($sql);
 
         $image = get_it_image("$row[it_id]_s", (int)($default[de_simg_width] / $image_rate), (int)($default[de_simg_height] / $image_rate), $row[it_id]);
diff --git a/shop/search3.php b/shop/search3.php
index f6ee984b0..969652c11 100644
--- a/shop/search3.php
+++ b/shop/search3.php
@@ -19,8 +19,8 @@ include_once("./_head.php");
         <?
         // QUERY 문에 공통적으로 들어가는 내용
         // 상품명에 검색어가 포한된것과 상품판매가능인것만
-        $sql_common = " from $g4[yc4_item_table] a, 
-                             $g4[yc4_category_table] b
+        $sql_common = " from $g4[shop_item_table] a, 
+                             $g4[shop_category_table] b
                        where a.ca_id=b.ca_id
                          and a.it_use = 1 
                          and b.ca_use = 1
@@ -83,7 +83,7 @@ function write_search_save($save)
 {
 	global $g4, $search_str , $default , $image_rate , $cart_dir;
 
-    $sql = " select ca_name from $g4[yc4_category_table] where ca_id = '$save[ca_id]' ";
+    $sql = " select ca_name from $g4[shop_category_table] where ca_id = '$save[ca_id]' ";
     $row = sql_fetch($sql);
 
     /*
@@ -107,7 +107,7 @@ function write_search_save($save)
     $ca_temp = "";
     if(strlen($save['ca_id']) > 2) // 중분류 이하일 경우
     {
-        $sql2 = " select ca_name from $g4[yc4_category_table] where ca_id='".substr($save[ca_id],0,2)."' ";
+        $sql2 = " select ca_name from $g4[shop_category_table] where ca_id='".substr($save[ca_id],0,2)."' ";
         $row2 = sql_fetch($sql2);
         $ca_temp = "<b><a href='./list.php?ca_id=".substr($save[ca_id],0,2)."'>$row2[ca_name]</a></b> &gt; ";
     }
@@ -139,7 +139,7 @@ function write_search_save($save)
                         it_type3,
                         it_type4,
                         it_type5
-                   from $g4[yc4_item_table] where it_id = '{$save[it_id][$i]}' ";
+                   from $g4[shop_item_table] where it_id = '{$save[it_id][$i]}' ";
         $row = sql_fetch($sql);
 
         //$image = get_it_image("$row[it_id]_s", (int)($default[de_simg_width] / $image_rate), (int)($default[de_simg_height] / $image_rate), $row[it_id]);
diff --git a/shop/settle_kcp_common.php b/shop/settle_kcp_common.php
index 358800857..fe8b99de6 100644
--- a/shop/settle_kcp_common.php
+++ b/shop/settle_kcp_common.php
@@ -152,7 +152,7 @@ if(!$default['de_card_test']) {
         // 주문서 UPDATE
         $od_receipt_time = preg_replace("/([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})/", "\\1-\\2-\\3 \\4:\\5:\\6", $tx_tm);
 
-        $sql = " update {$g4['yc4_order_table']}
+        $sql = " update {$g4['shop_order_table']}
                     set od_receipt_amount = '$ipgm_mnyx',
                         od_receipt_time = '$od_receipt_time',
                         od_cash_authno = '$cash_a_no'
diff --git a/shop/settleresult.php b/shop/settleresult.php
index dc10ee335..8503bdafc 100644
--- a/shop/settleresult.php
+++ b/shop/settleresult.php
@@ -8,23 +8,23 @@ if (get_session('ss_temp_on_uid') != $on_uid)
     alert("정상적인 방법으로 확인하실 수 있습니다.", $g4[path]);
 
 
-$sql = " select * from $g4[yc4_card_history_table] where on_uid = '$on_uid' ";
+$sql = " select * from $g4[shop_card_history_table] where on_uid = '$on_uid' ";
 $cd = sql_fetch($sql);
 if ($cd[cd_id] == "")
     alert("값이 제대로 전달되지 않았습니다.");
 
 /*
 // 포인트 결제를 했다면 실제 포인트 결제한 것으로 수정합니다.
-$sql = " select od_id, on_uid, od_receipt_point, od_temp_point from $g4[yc4_order_table] where on_uid = '$on_uid' ";
+$sql = " select od_id, on_uid, od_receipt_point, od_temp_point from $g4[shop_order_table] where on_uid = '$on_uid' ";
 $row = sql_fetch($sql);
 if ($row[od_receipt_point] == 0 && $row[od_temp_point] != 0)
 {
-    sql_query(" update $g4[yc4_order_table] set od_receipt_point = od_temp_point where on_uid = '$on_uid' ");
+    sql_query(" update $g4[shop_order_table] set od_receipt_point = od_temp_point where on_uid = '$on_uid' ");
     insert_point($member[mb_id], (-1) * $row[od_temp_point], "주문번호:$row[od_id] 결제", "@order", $member[mb_id], "$row[od_id],$row[on_uid]");
 }
 */
 
-$sql = " select * from $g4[yc4_order_table] where on_uid = '$on_uid' ";
+$sql = " select * from $g4[shop_order_table] where on_uid = '$on_uid' ";
 $od = sql_fetch($sql);
     
 // 이곳에서 정상 결제되었다는 메일도 같이 발송합니다.
diff --git a/shop/taxsave_kcp.php b/shop/taxsave_kcp.php
index 697cf242a..a43066d9d 100644
--- a/shop/taxsave_kcp.php
+++ b/shop/taxsave_kcp.php
@@ -4,7 +4,7 @@ include_once("./_common.php");
 $g4[title] = "현금영수증 발행";
 include_once("$g4[path]/head.sub.php");
 
-$od = sql_fetch(" select * from $g4[yc4_order_table] where od_id = '$od_id' and on_uid = '$on_uid' ");
+$od = sql_fetch(" select * from $g4[shop_order_table] where od_id = '$od_id' and on_uid = '$on_uid' ");
 if (!$od) 
     die("주문서가 존재하지 않습니다.");
 
diff --git a/shop/wishlist.php b/shop/wishlist.php
index 8edd7a8a6..8df1fde9c 100644
--- a/shop/wishlist.php
+++ b/shop/wishlist.php
@@ -26,8 +26,8 @@ include_once("./_head.php");
 <tr><td colspan=6 height=1 class=c1></td></tr>
 <?
 $sql = " select *
-           from {$g4['yc4_wish_table']} a,
-                {$g4['yc4_item_table']} b
+           from {$g4['shop_wish_table']} a,
+                {$g4['shop_item_table']} b
           where a.mb_id = '{$member['mb_id']}'
             and a.it_id  = b.it_id
           order by a.wi_id desc ";
diff --git a/shop/wishupdate.php b/shop/wishupdate.php
index 5688be14a..eb58a0ec2 100644
--- a/shop/wishupdate.php
+++ b/shop/wishupdate.php
@@ -7,14 +7,14 @@ if (!$is_member)
 if ($w == "d") 
 {
     $wi_id = trim($_GET[wi_id]);
-    $sql = " delete from $g4[yc4_wish_table]
+    $sql = " delete from $g4[shop_wish_table]
               where wi_id = '$wi_id'
                 and mb_id = '$member[mb_id]' ";
     sql_query($sql);
 } 
 else if ($w == "alldelete") 
 {
-    $sql = " delete from $g4[yc4_wish_table]
+    $sql = " delete from $g4[shop_wish_table]
               where mb_id = '$member[mb_id]' ";
     sql_query($sql);
 } 
@@ -25,15 +25,15 @@ else
                         wi_time = '$g4[time_ymdhis]',
                         wi_ip = '$REMOTE_ADDR' ";
 
-    $sql = " select wi_id from $g4[yc4_wish_table] 
+    $sql = " select wi_id from $g4[shop_wish_table] 
               where mb_id = '$member[mb_id]' and it_id = '$it_id' ";
     $row = sql_fetch($sql);
     if ($row[wi_id]) { // 이미 있다면 삭제함
-        $sql = " delete from $g4[yc4_wish_table] where wi_id = '$row[wi_id]' ";
+        $sql = " delete from $g4[shop_wish_table] where wi_id = '$row[wi_id]' ";
         sql_query($sql);
     }
 
-    $sql = " insert $g4[yc4_wish_table]
+    $sql = " insert $g4[shop_wish_table]
                 set mb_id = '$member[mb_id]',
                     it_id = '$it_id',
                     wi_time = '$g4[time_ymdhis]',