function adjustHeight(obj, offset){
	var doc = window.frames[obj.name].document;
	if (navigator.userAgent.indexOf("IE")) { 
		var the_height=obj.contentWindow.document.body.scrollHeight; 
		obj.height = the_height + offset; 
		obj.style.height = obj.height;
	} else { 
		obj.style.height = (doc.body.offsetHeight+offset)+'px'; 
	}
	doc.body.style.borderWidth = '0px'; 
}