iframe操作

http://www.jb51.net/article/15780.htm
iframe自适应高度：经典
<iframe src="http://www.lanyunwork.com/" id="iframepage" name="iframepage" frameBorder=0 scrolling=no width="100%" onLoad="iFrameHeight()" ></iframe>

http://xiaoyezi1128.iteye.com/blog/838676
iframe通过调用父窗口的函数，关闭掉iframe