*{
	padding:0;
	margin:0
}
#totop{
	position:fixed;
	bottom:40px;
	right:10px;
	z-index:999;
	width:50px; 
	cursor:pointer; 
	display:none;
}
*html #totop{
	position:absolute;
	cursor:pointer;
	right:10px; 
	display:none;
	top:expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight)-112+"px")
}
#totop a{
	display:block;
	width:50px;
	height:24px;
	padding-top:26px;
	background:url(toTop.jpg) no-repeat;
	text-align:center;
	color:#888
}
#totop a.cur{
	background:url(toTop1.jpg) no-repeat;
	text-decoration:none;
	color:#3a9
}