function gup( name ){  
			name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
			var regexS = "[\\?&]"+name+"=([^&#]*)";
			var regex = new RegExp( regexS );
			var results = regex.exec( window.location.href );
			if( results == null ){
				return "";
			}else{
				return unescape(results[1]);
			}
		}