var Statistics = {
	trigger: function(type, value1, value2, extra) {
		if (!arguments[1]) {
			value1 = '';
		}
		if (!arguments[2]) {
			value2 = '';
		}
		if (!arguments[3]) {
			extra = '';
		}
		
		var statBase = 'http://liebao.tjweb.ijinshan.com/click/__infoc.gif',
			param = $.param({
				actionname: 'liebao_80',
				ver: baseInfo.getInstance().info.version,
				type: String(type),
				value1: String(value1),
				value2: String(value2),
				_t: new Date().getTime()
			}),
			img = document.createElement('img');
		
		img.style.display = 'none';
		img.src = statBase + '?' + param + '&' + extra;
		document.body.appendChild(img);
	}
};