用iframe来做:
<iframe id=aa style="display:none;z-index:1000; position:absolute; top:0; left:0; width:152; height: 200;" src="about:test"></iframe>
<select><option>hellohellohellohello</select>
<button onclick=document.all.aa.style.display=document.all.aa.style.display=="none"?"":"none">test</button>
<iframe id=aa style="display:none;z-index:1000; position:absolute; top:0; left:0; width:152; height: 200;" src="about:test"></iframe>
<select><option>hellohellohellohello</select>
<button onclick=document.all.aa.style.display=document.all.aa.style.display=="none"?"":"none">test</button>
解决方案 »
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