// JavaScript Document
function $(_sId){
	return document.getElementById(_sId);
}

function scroll_to_top()
{
	document.body.scrollTop=0;
}

function mainFrameRedirect(url)
{
	oo = document.getElementById("mainFrame");
	oo.url = url;
}

var resizeflag='1';
function iframeResize()
{  
	//var _sId ="mainFrame";
	var dyniframe   = null;
	var indexwin    = null;

	if (document.getElementById)
	{
		dyniframe = document.getElementById("mainFrame");
		//dyniframe = $(_sId)
		indexwin  = window;
		if (dyniframe)
		{
			if(resizeflag=='0'){resizeflag='1';dyniframe.height="320";return false}
			if (dyniframe.contentDocument){
				dyniframe.height = dyniframe.contentDocument.body.scrollHeight + 10;
			}
			else if (dyniframe.document && dyniframe.document.body.scrollHeight)
			{
				iframeheight	= mainFrame.document.body.scrollHeight + 10;
				dyniframe.height = iframeheight;
 			}
		}
	}
}

if (window.addEventListener)
window.addEventListener("load", iframeResize, false)
else if (window.attachEvent)
window.attachEvent("onload", iframeResize)
else
window.onload=iframeResize