/*tab切换开始*/
ul.toggle-tab,ul.toggle-con{
	margin:0;
	padding: 0;
}
ul.toggle-tab li{
	list-style: none;
	cursor: pointer;
}
ul.toggle-con li{
	list-style: none;
}
ul.toggle-con li{
	display: none;
}
ul.toggle-con li.on{
	display: block;
}
/*tab切换结束*/
/*鼠标经过向下覆盖开始*/
ul.cover-down{
	margin:0;
	padding: 0;
	display: inline-block;
	overflow: hidden;
}
ul.cover-down li{
	list-style: none;
	width:100%;
	position:relative;
}
ul.cover-down li a{
	display: block;
}
ul.cover-down li a b{
	display: none;
	position:absolute;
	z-index:1;
}
ul.cover-down li a img{
	display: block;
}
/*鼠标经过向下覆盖结束*/