#topFloatMenu { position:absolute; top:0; left:0; z-index: 100; width:100%; height: 60px; line-height: 60px; text-align: center; background-color: #eee; }
#bottomFloatMenu { display:none; position:absolute; top:0; left: 0; z-index: 100; width: 100%; height: 60px; line-height: 60px; text-align: center; background-color: #eee; }
#Content { width: 100%; height: 2000px; }