var monitor_plus = {
		click_time : new Date(),
		leave : 60,
		goUrl : "",
		container : "",
		init : function(timeSpan, url, container) {
			this.leave = timeSpan;
			this.goUrl = url;
			this.container = container;
			this.counter();
		},
		counter : function() {
			var now = new Date();
			var span = parseInt(now - this.click_time) / 1000;
			if (span > this.leave) {
				logout();//退出返回首頁
			} else {
				setTimeout('monitor_plus.counter()', 1000);
			}
			if (this.container) {
				var second = this.leave - Math.ceil(span);
				$("#" + this.container).html(second);
			}
		},
		update : function() {
			this.click_time = new Date();
		}
	}

	$(document).ready(function() {
		$("body").click(function(event) {
			monitor_plus.update();
		});
		
		var djTime = 10*60;//10分鐘無操作自動退出，並跳轉首頁
		monitor_plus.init(djTime,'','showMonitorTime');
	});