用z-index:n; n越大就越在上面<div style="position: absolute; top: 16; left: 12; width:10; height: 16; z-index: 1">
menu1
</div>
<div style="position: absolute; top: 19; left: 31; width: 40; height: 16; z-index: 2">
menu2
</div>
menu1
</div>
<div style="position: absolute; top: 19; left: 31; width: 40; height: 16; z-index: 2">
menu2
</div>
解决方案 »
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