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cancelBubble在IE下有效
stopPropagation在Firefox下有效
代码如下：
!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" lang="gb2312"
head
title 阻止JavaScript事件冒泡传递（cancelBubble 、stopPropagation）/title
meta name="keywords" content="JavaScript,事件冒泡,cancelBubble,stopPropagation" /
script type="text/javascript"
function doSomething (obj,evt) {
alert(obj.id);
var e=(evt)?evt:window.event;
if (window.event) {
e.cancelBubble=true;
} else {
//e.preventDefault();
e.stopPropagation();
}
}
/script
/head
body
div id="parent1" onclick="alert(this.id)" style="width:250px;background-color:yellow"
pThis is parent1 div./p
div id="child1" onclick="alert(this.id)" style="width:200px;background-color:orange"
pThis is child1./p
/div
pThis is parent1 div./p
/div
br /
div id="parent2" onclick="alert(this.id)" style="width:250px;background-color:cyan;"
pThis is parent2 div./p
div id="child2" onclick="doSomething(this,event);" style="width:200px;background-color:lightblue;"
pThis is child2. Will bubble./p
/div
pThis is parent2 div./p
/div
/body
/html
