(function() {

	var _prefix = 'TBUS>sub_brands>dt_diet';
	var _channel = 'sub_brands';

	function trackPage(page_name, params, channel, prefix) {
		s.pageName = (prefix || _prefix) + (page_name == '' ? '' : '>' + page_name);
		s.channel = channel || _channel;
		s.server = 'tacobell.com';
		
		var cp_str = window.location.search.match(/cp=(.[^&]+)/);
		if (cp_str)
			s.campaign = cp_str[1];
		
		for (var key in params)
			s[key] = params[key];

		s.t();
	}

	function trackClick(page_name, params, channel, prefix) {
		for (var key in params)
			s[key] = params[key];
		
		s.pageName = s.prop1 = (prefix || _prefix) + (page_name == '' ? '' : '>' + page_name);
		s.channel = channel || _channel;
		s.server = 'tacobell.com';
		
		s.linkTrackVars = 'channel,server,prop1,prop2';
		
		s.tl('', 'o', s.pageName);
	}

	window.Tracker = {
		prefix: _prefix,
		trackPage: trackPage,
		trackClick: trackClick
	};
})();