DateTimer = function(elem_id, current) {
			var local = new Date().getTime();
			this.current = current;
			this.diff = current - local;
			this.elem = document.getElementById(elem_id);
		}

		DateTimer.prototype.start = function() {
			var _self = this;
			var timerID = setTimeout(function() {
				_self.start()
			}, 1000);
			if (this.elem == null)
				return;
			if (this.elem == null)
				return;
			var value = new Date().getTime() + this.diff;
			var d = new Date(value);
			var hours = d.getHours();
			var minutes = d.getMinutes();
			var seconds = d.getSeconds();
			if (hours < 10)
				hours = '0' + hours;
			if (minutes < 10)
				minutes = '0' + minutes;
			if (seconds < 10)
				seconds = '0' + seconds;
			var innerstr = hours + ':' + minutes + ':' + seconds;
			this.elem.innerHTML = innerstr;
		}

		DateTimer.prototype.showTime = function() {
			if (this.elem.size() == 0)
				return;
			var ms = this.current;
			var s = h = m = 0;
			s = Math.floor(ms / 1000);
			if (s >= 60) {
				m = Math.floor(s / 60);
				s = s - m * 60
			}
			if (m >= 60) {
				h = Math.floor(m / 60);
				m = m - h * 60
			}
			if (s < 10)
				s = "0" + s;
			if (m < 10)
				m = "0" + m;
			if (h < 10)
				h = "0" + h;
			this.elem.each(function() {
				this.innerHTML = h + ":" + m + ":" + s;
			});
		}

		Timer = function(elem_id, current_ms, callback, showType) {
			this.current_ms = current_ms;
			this.elem = jQuery('[id=' + elem_id + ']');
			this.count = 0;
			this.delay = false;
			this.callback = callback;
			this.timerID = 0;
			this.showType = showType;
			console.info(this.elem);
		}

		Timer.prototype.start = function() {
			var _self = this;
			this.timerID = setTimeout(function() {
				_self.start()
			}, 1000);

			if (this.elem.size() == 0)
				return;
			if (this.showType == "itemTimer") {
				this.showTime2();
			} else {
				this.showTime();
			}
			this.current_ms -= 1000;
			if (this.current_ms <= 0) {
				if (this.showType == "show2") {
					this.elem.each(function() {
						// this.innerHTML = "还剩:0小时0分钟0秒";
							this.innerHTML = "已结束";
						});
				} else {
					this.elem.innerHTML = "00:00:00";
				}
				if (this.callback && typeof this.callback == 'function') {
					try {
						this.callback();
					} catch (err) {
					}
				}
				return;
			}
		}

		Timer.prototype.showTime = function() {
			if (this.elem.size() == 0)
				return;

			var ms = this.current_ms;
			if (ms <= 0) {
				this.innerHTML = "已结束";
				this.clear();
				return;
			}
			var s = h = m = d = 0;
			s = Math.floor(ms / 1000);
			if (s >= 60) {
				m = Math.floor(s / 60);
				s = s - m * 60;
			}
			if (m >= 60) {
				h = Math.floor(m / 60);
				m = m - h * 60;
			}
			if (h >= 24) {
				d = Math.floor(h / 24);
				h = h - d * 24;
			}
			this.elem.each(function() {
				this.innerHTML = "剩余时间:" + (d > 0 ? d + "天" : "") + h + ":" + m
						+ ":" + s + "";
			});
		}

		Timer.prototype.showTime2 = function() {
			if (this.elem.size() == 0)
				return;
			var ms = this.current_ms;
			if (ms <= 0) {
				this.innerHTML = "已结束";
				this.clear();
				return;
			}
			var s = h = m = d = 0;
			s = Math.floor(ms / 1000);
			if (s >= 60) {
				m = Math.floor(s / 60);
				s = s - m * 60;
			}
			if (m >= 60) {
				h = Math.floor(m / 60);
				m = m - h * 60;
			}
			if (h >= 24) {
				d = Math.floor(h / 24);
				h = h - d * 24;
			}
			this.elem.each(function() {
				this.innerHTML = "(剩余:<b>" + (d > 0 ? d + "</b>天<b>" : "") + h
						+ "</b>小时<b>" + m + "</b>分<b>" + s + "</b>秒)";
			});
		}

		Timer.prototype.clear = function() {
			window.clearTimeout(this.timerID);
			this.current_ms = 0;
		}

		function startTimer(id, time, callback, showType) {
			if (time < 0)
				return null;
			var timer = new Timer(id, time, callback, showType);