*{padding:0;margin:0;}a{text-decoration:none;cursor:pointer;}.clr{clear:both;overflow:hidden;height:0;width:0;}.relative{position:relative;width:100%;}
#home_banner{
	max-width:1440px;
	margin:0 auto;
}
.maxwidth{
	width:990px;
	margin:0 auto;
}
#big_img{
	height:450px;
	background:no-repeat center
}
#small_img{
	position:absolute;
	top:-30px;
	width:100%;
}
#small_pre,#small_next,#small_imgs{
	/* height:104px;
	float:left; */
}
#small_pre,#small_next{
	width:22px;
	display:block;
}
#small_pre{
	margin-right:17px;
	background:url(leftright.png) no-repeat 0 center;
}
#small_next{
	margin-left:17px;
	background:url(leftright.png) no-repeat -44px center;
}
#small_pre:hover{
	background-position:-22px center;
}
#small_next:hover{
	background-position:-66px center;
}
#small_imgs{
	width:130px;
	overflow:hidden;margin:auto;
}
#small_imgs .item{
	float:left;
	padding:0 8px;
}
#small_imgs .item .img{
	cursor:pointer;
	width:10px;
	height:12px;
	background:#7e7e7e;
}
#small_imgs .item .img img{
	width:144px;
	height:90px;
}
#small_imgs .item .active{
	width:10px;
	height:12px;
	background:#fff;
}