事件event
~~~
<body>
<a href="http://baidu.com" id="test">hello world</a>
<script>
var a = document.getElementById("test");
//在ie9以下event事件作为window属性 window.event()
//chrome,event作为事件的参数
a.onclick = function(event){
var event;
try{
//chrome
event = event;
}catch(err){
//ie9以下
event = window.event;
}
window.location.href = "http://www.sogou.com";
// return false;
event.preventDefault();
}
</script>
</body>
~~~
