html代码：
<div class="price" title="点击按价格从高到低排序">按价格排序<span class="price_asc"></span></div>
jquery代码：
$(".price").click(function(){
$(this).children("span").toggleClass("price_desc");
})
$(".price").toggle(function(){$(this).attr("title","点击按价格从低到高排序");},function(){$(this).attr("title","点击按价格从高到低排序");})
CSS代码：
.price{cursor:pointer;position:relative;width:73px;}
.price span{position:absolute;top:7px;right:0;margin-left:5px;width:8px;height:4px;background-image:url(../images/price.png); background-repeat:no-repeat;}
.price .price_asc{background-position:0 0;}
.price .price_desc{background-position:0 -6px;}
更多信息请查看IT技术专栏
