/* bom¼ì²é */
var timezone = new Array(
	"GMT-12:00",
	"GMT-11:00",
	"GMT-10:00",
	"GMT-09:00",
	"GMT-08:00",
	"GMT-07:00",
	"GMT-06:00",
	"GMT-05:00",
	"GMT-04:30",
	"GMT-04:00",
	"GMT-03:30",
	"GMT-03:00",
	"GMT-02:00",
	"GMT-01:00",
	"GMT",
	"GMT+01:00",
	"GMT+02:00",
	"GMT+03:00",
	"GMT+03:30",
	"GMT+04:00",
	"GMT+04:30",
	"GMT+05:00",
	"GMT+05:30",
	"GMT+05:45",
	"GMT+06:00",
	"GMT+06:30",
	"GMT+07:00",
	"GMT+08:00",
	"GMT+09:00",
	"GMT+09:30",
	"GMT+10:00",
	"GMT+11:00",
	"GMT+12:00",
	"GMT+13:00"
);
function gettimezone() {
	var d = new Date();
	var tos = 0 - d.getTimezoneOffset() * 60;
	var tz = new Array(-43200, -39600, -36000, -32400, -28800, -25200, -21600, -18000, -16200, -14400, -12600, -10800, -7200, -3600, 0, 3600, 7200, 10800, 12600, 14400, 16200, 18000, 19800, 20700, 21600, 23400, 25200, 28800, 32400, 34200, 36000, 39600, 43200, 46800);
	var i;
	var l = tz.length;
	for (i = 0; i < l; i++) {
		if (tos == tz[i]) {
			return(timezone[i]);
		}
	}
}
function showtimezone(id, index) {
	var obj = document.getElementById(id);
	var i;
	var l = timezone.length;
	obj.options.length = 0;
	for (i = 0; i < l; i++) {
		obj.options[i] = new Option(timezone[i], timezone[i]);
		if (timezone[i] == index) {
			obj.options[i].selected = true;
		}
	}
}