function iframeFitHeight(oIframe)
{//Iframe窗口自适应高度 兼容IE6.0 FF2.0以上
	try
	{
		var oWin = oIframe.name ? window.frames[oIframe.name] : oIframe.contentWindow; 
		oIframe.style.height = oWin.document.body.scrollHeight + "px";
	}
	catch(e){}
}