<html>
<head>
<title>js阻止时间冒泡</title>
</head>
<style>
#bubble{width:300px;height:300px;background:red;}
#bubble2{width:200px;height:200px;background:green;}
#bubble3{width:100px;height:100px;background:blue;}
</style>
<body>
<div id="bubble" onclick="bubble(this, event)">
<div id="bubble2" onclick="bubble(this, event)">
<div id="bubble3" onclick="bubble(this, event)">this one</div>
this two
</div>
this three
</div>
<body>
</html>
<script>
//阻止事件冒泡
function stopEventBubble(event){
var e=event || window.event;
if (e && e.stopPropagation){
e.stopPropagation();
}
else{
e.cancelBubble=true;
}
}
function bubble(obj, evt){
alert(obj.id);
stopEventBubble(evt);
}
</script>原文：http://my.oschina.net/tpythoner/blog/473925