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Javascript 中的 使两个iframe的高度与内容自适应,且相等
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<div class="TxtBox">
<iframe frameborder="0" scrolling="no" name="news1" id="news1" onload="if(document.frames['news1'].document.body.scrollHeight>document.frames['news2'].document.body.scrollHeight) document.all.news1.height=document.frames['news1'].document.body.scrollHeight;if(document.frames['news1'].document.body.scrollHeight<=document.frames['news2'].document.body.scrollHeight) document.all.news1.height=document.frames['news2'].document.body.scrollHeight;" src="http://www.ruanchen.com" width="100%"></iframe>
</div>
<div class="TxtBox">
<iframe frameborder="0" scrolling="no" name="news2" id="news2" onload="if(document.frames['news1'].document.body.scrollHeight>document.frames['news2'].document.body.scrollHeight) document.all.news2.height=document.frames['news1'].document.body.scrollHeight;if(document.frames['news1'].document.body.scrollHeight<=document.frames['news2'].document.body.scrollHeight) document.all.news2.height=document.frames['news2'].document.body.scrollHeight;" src="http://www.ruanchen.com/" width="100%"></iframe>
</div>
jb51提醒啊，多浏览期兼容需要注意些地方，不要用document.all用兼容好的，
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