<!DOCTYPE html>
<html >
<head lang="zh">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script src="lib/jquery-1.11.3.min.js" type="text/java script"></script>
<style>
.mod_select ul{margin:0;padding:0;}
.mod_select ul:after{
display: block;
clear: both;
visibility: hidden;
height: 0;
content: '';
}
.mod_select ul li{list-style-type:none;float:left;height:24px;}
.select_label{color:#982F4D;float:left;line-height:24px;padding-right:10px;font-size:12px;font-weight:700;}
.select_box{float:left;border:solid 1px #ccc;color:#444;position:relative;cursor:pointer;width:165px;font-size:12px;}
.selet_open{display:inline-block;border-left:solid 1px #ccc;position:absolute;right:0;top:0;width:30px;height:100%;background:url(xjt.png) no-repeat 10px center;}
.select_txt{display:inline-block;padding-left:10px;width:135px;line-height:24px;height:24px;cursor:text;overflow:hidden;}
.option{width:165px;;border:solid 1px #ccc;position:absolute;top:24px;left:-1px;z-index:2;overflow:hidden;display:none;}
.option a{display:block;height:26px;line-height:26px;text-align:left;padding:0 10px;width:100%;background:#fff;}
.option a:hover{background:#aaa;}
</style>
</head>
<body>
<div class="mod_select">
<ul>
<li>
<span class="select_label">sort buy:</span>
<div class="select_box">
<span class="select_txt">1</span><a class="selet_open"><b></b></a>
<div class="option">
<a>1</a>
<a>2</a>
<a>3</a>
</div>
</div>
</li>
</ul>
<input type="hidden" id="select_value" />
</div>
<script>
$(function(){
$(".select_box").click(function(event){
event.stopPropagation();
$(this).find(".option").toggle();
$(this).parent().siblings().find(".option").hide();
});
$(document).click(function(event){
var eo=$(event.target);
if($(".select_box").is(":visible") && eo.attr("class")!="option" && !eo.parent(".option").length)
$('.option').hide();
});
/*赋值给文本框*/
$(".option a").click(function(){
var value=$(this).text();
$(this).parent().siblings(".select_txt").text(value);
$("#select_value").val(value)
})
});
</script>
</body>
</html>
运行效果图：
