var sign, timezone = 'GMT';
				var od = new Date();
				var tz = od.getTimezoneOffset();
				if (tz == 0) 
				s = timezone;
				
				if (tz < 0) sign = '+';
				if (tz > 0) sign = '-';
				
				var tzHour = Math.floor(Math.abs(tz/60));
				if (tzHour < 10) tzHour = '0' + tzHour.toString();
				var tzMinute = Math.floor(Math.abs(tz%60));
				if (tzMinute < 10) tzMinute = '0' + tzMinute.toString();
				
			 	s = timezone + sign + tzHour + ':' + tzMinute;
				
				if(s=="GMT+08:00"){
					window.location.href="error.html?e=1";
				}