簡單的“傳回頂部”效果
.cs{ width:50px; height:100px; background-color: #F0F0F0; border:1px solid #D9D9D9; z-index:1; right:5px; bottom:5px;POSITION:fixed;_position:absolute; _margin-top:expression(document.documentElement.clientHeight-this.style.pixelHeight+document.documentElement.scrollTop);}
.cs a{ width:50px; height:49px; display:block; text-align:center; line-height:49px; font-size:12px; color:#999999; text-decoration:none;}
.cw{ border-bottom:1px solid #D9D9D9;}
.xx{ width:600px; height:1000px;}
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回頂部