javascript学习(十二)：js 中为某个对象（控件）绑定事件通常可以采取两种手段

1）<input type=”button” onclick=”clickHandler();”> 

2）<input type=”button” id=”button1”> 
<script type=”text/javascript”> 
var v = document.getElementById(“button1”); 
v.onclick = clickHandler; 
</script>