jQuery.timer = function (interval, callback) {
	var interval = interval || 100;
	if (!callback) return false;
	_timer = function (interval, callback) {
		this.stop = function () {
			clearInterval(self.id);
		};		
		this.internalCallback = function () {
			callback(self);
		};		
		this.reset = function (val) {
			if (self.id) clearInterval(self.id);
			var val = val || 100;
			this.id = setInterval(this.internalCallback, val);
		};		
		this.interval = interval;
		this.id = setInterval(this.internalCallback, this.interval);
		var self = this;
	};	
	return new _timer(interval, callback);
};