jqeury点击空白关闭弹窗

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title>jqeury点击空白关闭弹窗</title> 
<style type="text/css"> 
.pop { width:200px; height:130px; background:#080;} 
</style> 
</head>

<body> 
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> 
<script type="text/javascript"> 
$(function(){ 
$(document).bind("click",function(e){ 
var target = $(e.target); 
if(target.closest(".pop").length == 0){ 
$(".pop").hide(); 

}) 
}) 
</script> 
<div class="pop"></div> 
点击空白的地方指定div 隐藏消失了 
</body> 
</html>

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