摘要：
调用方式如下<iframe id="ifm" name="ifm" onload="SetIFrameHeight('ifm')" src="http://www.qq.com" />functionSetIFrameHeight(down){varSys={};varua=navigator.userAgent.toLowerCase();vars;(s=ua.match(/msie([\d.]+)/))?Sys.ie=s[1]:(s=ua.match(/firefox\/([\d.] 阅读全文
