怎么使用VBSCRIPT控制DW中的层啊？例如层的ID是LAYER1，怎么在一个连接上用ONCLICK点击后显示，在点击不显示层？谢谢了啊

Question

<div id=layer1 style="display:yes"></div>
<a onclick=chg()>开/关</a>
<script>
function chg(){
if(layer1.style.display=="yes")
{layer1.style.display=="none"
}else
{layer1.style.display=="yes"}
}
</script>

Answer 1

<div id="layer1">asdasda</div><a href="#" onclick="if(layer1.style.display=='') layer1.style.display='none' else layer1.style.display=''">adsads</a>

Answer 2

<div id=layer1 style="visibility:hidden"></div>
<a onclick=chg()>开/关</a>
<script>
function chg(){
if(layer1.style.visibility=="hidden")
{layer1.style.visibility=="visible"
}else
{layer1.style.visibility=="hidden"}
}
</script>