鼠标滑过时图片效果

<script language="JavaScript">
function borderit(which,color){
if (document.all||document.getElementById){
which.style.borderColor=color
}
}
</script>

<div class="k_kuang"><img class="borderimage" onMouseover="borderit(this,'#cccccc')" onMouseout="borderit(this,'white')" src="images/bb_fanke.jpg" width="229" height="254" />
</div>

<style>
.borderimage{
border:2px solid #ffffff;
}
</style>