function resize_iframe()
{
//resize the iframe according to the size of the
//window (all these should be on the same line)
	
	if (document.getElementById("glu").contentDocument ) // firefox
	{
		document.getElementById("glu").height = 300;
		document.getElementById("glu").height = document.getElementById("glu").contentDocument.height + 50;
		//alert(document.getElementById("glu").contentDocument.height);
	}
	else // IE
	{
		document.getElementById("glu").height = document.getElementById("glu").contentWindow.document.body.scrollHeight + 50;
		//alert(document.getElementById("glu").height);
		//alert(document.getElementById("glu").contentWindow.document.body.scrollHeight);
		//document.getElementById("glu").style.height = document.getElementById("glu").contentWindow.document.body.scrollHeight;
		//document.getElementById("glu").contentWindow.document.body.scrollHeight;
		
	
	}

}

// this will resize the iframe every
// time you change the size of the window.
window.onresize=resize_iframe;