js常用事件总结及案例-onMouseOver、onMouseOut

常见事件案例：onFocus onBlur onChange onSubmit onMouseOver onMouseOut

案例四：onMouseOver（鼠标移入时触发的事件） onMouseOut（鼠标移出时触发的事件）

<script type="text/javascript">

function mov(){

var a = document.getElementById("mouse");

a.style.background = "yellow";

}

function mou(){

var b = document.getElementById("mouse");

b.style.background = "green";

}

</script>

<div style="border:1px solid red; width:100px; height:50px" id="mouse" onMouseOver="mov()" onMouseOut="mou()">

</div>