// JavaScript Document
var style = (document.layers) ? "" : "style";
function getObj(idStr)
	{
		if(!idStr)
			return;
		o = 
			( 
				(document.layers && typeof document.layers[idStr] != "undefined")
				? document.layers[idStr]
				:
				(
					(document.all && typeof document.all[idStr] != "undefined") 
					? document.all[idStr] 
					:
					( 
						(document.getElementById && typeof document.getElementById(idStr) != "undefined") 
						? document.getElementById(idStr) 
						:
						(
							(typeof idStr != "string" && typeof idStr != "undefined")
							? idStr
							: null
						)
					)
				)
			);
			return o;
		}
		function popup( obj ) { obj = ( (typeof obj == "string") ? getObj(obj) : (typeof obj != "undefined" && typeof obj.style != "undefined") ? obj : null); obj.style.display = "block"; }
		
		function unpop( obj ) { obj = ( (typeof obj == "string") ? getObj(obj) : (typeof obj != "undefined" && typeof obj.style != "undefined") ? obj : null); obj.style.display = "none"; }