锘?scroll-up {
	background: url('../images/up.png') no-repeat center center;
	width: 43px !important;
	height: 43px !important;
	position: fixed;
	_position: absolute; /*for IE6*/
	opacity: .6;
	filter: Alpha(opacity=60); /*for IE*/
	cursor: pointer;
	display: none;
	border-radius: 5px;
	-webkit-transition-property: background-color, opacity;
	-webkit-transition-duration: 1s;
	-webkit-transition-timing-function: ease;
	-moz-transition-property: background-color;
	-moz-transition-duration: 1s;
	-moz-transition-timing-function: ease;
}
.scroll-up:hover {
	opacity: .8;
}