(function (tracking, $, undefined) {
   var google_codes = {
		"BookOnlineClick": { "Category": "E&C Book online", "Action": "Click thru", "OptLabel": "", "OptValue": 0 },
		"BookOnlineSubmit": { "Category": "E&C Enquiry Form", "Action": "Submit", "OptLabel": "", "OptValue": 1000 }
	};

	tracking.TrackBookOnlineClick = function () {
		$("#NavBookOnline a").bind("click", function () {
			var googleCode = google_codes.BookOnlineClick;
			trackWithGoogle(googleCode.Category, googleCode.Action, googleCode.OptLabel, googleCode.OptValue);
		});
	};

	tracking.TrackEnquiryFormComplete = function () {
		var googleCode = google_codes.BookOnlineSubmit;
		trackWithGoogle(googleCode.Category, googleCode.Action, googleCode.OptLabel, googleCode.OptValue);
	};

	// track the item with Google, private method
	function trackWithGoogle(category, action, opt_label, opt_value) {
	    if (_gaq) {
	        if (opt_value === 0 && opt_label === "") {
	            _gaq.push(["_trackEvent", category, action]);
	        }
	        if (opt_value === 0 && opt_label !== "") {
	            _gaq.push(["_trackEvent", category, action, opt_label]);
	        }
	        if (opt_value !== 0 && opt_label === "") {
	            _gaq.push(["_trackEvent", category, action, "", opt_value]);
	        }
	        if (opt_value !== 0 && opt_label !== "") {
	            _gaq.push(["_trackEvent", category, action, opt_label, opt_value]);
	        }
	    }
	}
} (window.tracking = window.tracking || {}, jQuery));