ÿþ///////

// gaAddons.js

// 	Author: Stéphane Hamel - shamel67@gmail.com - http://immeria.net

//  Contributors:

//	- Andy Edmonds - http://alwaysbetesting.com

//	- Damon Gudaitis - http://www.damongudaitis.com/

//	

///////

// License: Version: MPL 1.1

// The contents of this file are subject to the Mozilla Public License Version

// 1.1 (the "License"); you may not use this file except in compliance with

// the License. You may obtain a copy of the License at

// http://www.mozilla.org/MPL/

//

// Software distributed under the License is distributed on an "AS IS" basis,

// WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License

// for the specific language governing rights and limitations under the

// License.

//

// Changelog:

//  v2.5 - Jun. 1st 2009 - Make sure to load at "onload", rewritten as an object

//  v2.4 - Apr. 21st 2009 - Fix trackPageview() syntax

//  v2.3 - Apr. 10th 2009 - Fix logic issues. Add tracking of mailto links. Allow tracker to be named something else than pageTracker

//  v2.2 - Mar. 20nd 2009 - Fix issue with tracking download docs on current domain

//  v2.1 - Jan. 22nd 2009 - Set bUseEventForOutbout and bUserEventForDownload to toggle use of Events or Page Views

// 	v2.0 - Jan. 2009 - Use Google Analytics Events to track downloads and external links

//  v1.0 - Inspired by the work of Justin Cutroni - Google Analytics Short Cut - http://gashortcut.com/

///////



/**

 * @fileoverview Wrapper for gaAddons

 */

var bUseEventForOutbound = true; // Set to false to use trackPageview for outbount links

var bUseEventForDownload = true; // Set to false to use trackPageview for downloads

var gaA_fileTypes = new RegExp(/\.(docx*|xlsx*|pptx*|exe|zip|pdf|xpi)$/i);

// Indicate each file extension that needs to be tracked, gaA_fileTypes is the regular expression that matches downloadable files

var gaA_pageTracker = pageTracker; // Should be set to the name of your tracker variable



///////

/// No need to change anything below this line

/**

 * @class ga Addons component.

 *     This class encapsulates all logic for the Google Analytics addons

 * @constructor

 */

var gaAddons = function(){

    /**

     * startListening: add a new listner for onclick event, handle Mozilla or IE methods

     * @param {Object} obj HREF object to listen to

     * @param {String} evnt event type (usually "click")

     * @param {Object} func Function to call when evnt is triggered

     */

    var startListening = function(obj, evnt, func){

        if (obj.addEventListener) 

            obj.addEventListener(evnt, func, false);

        else 

            if (obj.attachEvent) 

                obj.attachEvent("on" + evnt, func);

    }

    

    /**

     * trackDocument: make GA call when downloading one of detected file extension, use trackEvent() or trackPageView() methods

     * @param {Object} evnt Object where the event happened

     */

    var trackDocument = function(evnt){

        bUseEventForDownload ? gaA_pageTracker._trackEvent("download", "click", (evnt.srcElement) ? "/" + evnt.srcElement.pathname : this.pathname) : gaA_pageTracker._trackPageview("/download/" + (evnt.srcElement) ? "/" + evnt.srcElement.pathname : this.pathname);

    }

    

    /**

     * trackExternalLink: make GA call when clicking an outbound link, use trackEvent() or trackPageView() methods

     * @param {Object} evnt Object where the event happened

     */

    var trackExternalLink = function(evnt){

        var elmnt = evnt.srcElement;

        if (elmnt) {

            while (elmnt.tagName != "A") 

                elmnt = elmnt.parentNode;

            if (/http/.test(elmnt.protocol)) 

                bUseEventForOutbound ? gaA_pageTracker._trackEvent("outbound", "click", elmnt.hostname + "/" + elmnt.pathname + elmnt.search) : gaA_pageTracker._trackPageview("/outbound/" + elmnt.hostname + "/" + elmnt.pathname + elmnt.search);

            if (elmnt.protocol == "mailto:") 

                bUseEventForOutbound ? gaA_pageTracker._trackEvent("mailto", "click", elmnt.href.replace(/mailto:/, "")) : gaA_pageTracker._trackPageview("/mailto/" + elmnt.href.replace(/mailto:/));

        }

        else {

            if (/http/.test(this.protocol)) 

                bUseEventForOutbound ? gaA_pageTracker._trackEvent("outbound", "click", this.hostname + this.pathname + this.search) : gaA_pageTracker._trackPageview("/outbound/" + this.hostname + this.pathname + this.search);

            if (this.protocol == "mailto:") 

                bUseEventForOutbound ? gaA_pageTracker._trackEvent("mailto", "click", this.href.replace(/mailto:/, "")) : gaA_pageTracker._trackPageview("/mailto/" + this.href.replace(/mailto:/));

        }

    }



    /**

     * Initialize gaAddons

     */

    if (document.getElementsByTagName && typeof gaA_pageTracker == "object") {

        var hrefs = document.getElementsByTagName('a');

        for (var l = 0, m = hrefs.length; l < m; l++) 

            if (gaA_fileTypes.test(hrefs[l].pathname)) 

                startListening(hrefs[l], "click", trackDocument);

            else 

                if (hrefs[l].hostname != location.hostname) 

                    startListening(hrefs[l], "click", trackExternalLink);

    }

}



if (window.addEventListener) // Standard

    window.addEventListener('load', function(){

        gaAddons()

    }, false);

else 

    if (window.attachEvent) // IE

        window.attachEvent('onload', function(){

            gaAddons()

        });

/// EOF ///