/* Generic Google Analytics tracking function to use everywhere so there is only one place to change if the metrics provider changes */

//var trackerId = "UA-4338456-30";  // Define in the calling page

// There was a problem with _gat being undefined so pages not tracked (found on sjmneuropro.com)
//var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
//document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));
if (typeof (_gat) != 'object') document.write('<sc' + 'ript src="http' + (document.location.protocol == 'https:' ? 's://ssl' : '://www') + '.google-analytics.com/ga.js"></sc' + 'ript>');

function trackPage() {
    //alert('trackPage ');
    var pageTracker = _gat._getTracker(trackerId);
    pageTracker._trackPageview();
    //alert('trackPage trackerID ' + trackerId);
}

function trackIt(parmEvent,addUrl,pageIsValid)
{
    //alert('trackIt '+pageIsValid);
    try
    {
        var pageTracker = _gat._getTracker(trackerId);
        
         // pageIsValid is passed for .NET pages with client side validation so we do not track multiple times if page is not valid
         if (pageIsValid == true)
         {            
            var parmEventStr = parmEvent;
            if (addUrl == true)
            {
                parmEventStr = parmEvent+'/'+document.location.href;
            }           
            pageTracker._trackPageview(parmEventStr);
            //alert('trackIt '+parmEventStr);
        }
        
    } catch(err) {}
}

// .NET client side validation - determine if page is valid so we do not track page multiple times
// http://stackoverflow.com/questions/1066857/determine-if-page-is-valid-in-javascript-asp-net
function ValidatePage() 
{        
    var ReturnIsValid = false;
    if (typeof (Page_ClientValidate) == 'function') 
    {            
        Page_ClientValidate();        
    }        
    if (Page_IsValid) 
    {            
        // do something            
        //alert('Page is valid!');                        
        ReturnIsValid = true;
    }        
    else {            
        // do something else            
        //alert('Page is not valid!');        
        ReturnIsValid = false;
    } 
    return ReturnIsValid;   
}

function trackAndPrint()
{
    trackIt('Print',true,true);
    window.print();
}

function track_and_link(parmTag, parmUrl) {
    try {
        var pageTracker = _gat._getTracker(trackerId);
        //alert('Tag ' + parmTag);

        // Google Tracking
        // Replace white spaces with a dash
        parmTag = parmTag.replace(/ /g, "-");
        pageTracker._trackPageview(parmTag);
        //alert('track_and_link Tag ' + parmTag + ' trackerID ' + trackerId);
                
        if ((parmUrl.toString().length > 5) && (parmUrl.toString().substr(0, 5) == 'http:')) {
            //alert('External');
            window.open(parmUrl);
        }
        else {
            //alert('Internal'); 
            window.location = parmUrl;
        }
    } catch (err) { }
}

function track_and_link_target(parmTag, parmUrlAndTarget) {
    try {
        // parmUrlAndTarget is href='' target=''
        
        var pageTracker = _gat._getTracker(trackerId);
        //alert('Tag ' + parmTag);

        var parmUrl = '';
        var parmUrlFirstSingleQuote = parmUrlAndTarget.indexOf("'");
        //alert('first ' + parmUrlFirstSingleQuote);
        
        var parmUrlNextSingleQuote = parmUrlAndTarget.indexOf("'",parmUrlFirstSingleQuote+1);
   
        if (parmUrlAndTarget.indexOf('href=') >= 0) {
            parmUrl = parmUrlAndTarget.slice(parmUrlFirstSingleQuote+1, parmUrlNextSingleQuote);
        }
        //alert('parmUrl ' + parmUrl);

        var Target = '';
        var parmTargetFirstSingleQuote = parmUrlAndTarget.indexOf("'", parmUrlNextSingleQuote + 1);
        
        var parmTargetNextSingleQuote = parmUrlAndTarget.indexOf("'", parmTargetFirstSingleQuote + 1);
        if (parmUrlAndTarget.indexOf('target=') >= 0) {
            parmTarget = parmUrlAndTarget.slice(parmTargetFirstSingleQuote+1, parmTargetNextSingleQuote);
        }
        //alert('parmTarget ' + parmTarget);

        // Google Tracking
        // Replace white spaces with a dash
        parmTag = parmTag.replace(/ /g, "-");       
        pageTracker._trackPageview(parmTag);
        alert('track_and_link_target Tag ' + parmTag + ' trackerID ' + trackerId + ' url ' + parmUrl + ' target '+parmTarget);
        
        if ( parmTarget.indexOf("_blank") >= 0 ) {
            alert('External');
            window.open(parmUrl);
        }
        else {
            alert('Internal'); 
            window.location = parmUrl;
        }
    } catch (err) {}
}

function track_and_link_target_parms(parmTag, parmUrl, parmTarget) {
    try {
        // parmUrlAndTarget is href='' target=''

        var pageTracker = _gat._getTracker(trackerId);
        //alert('Tag ' + parmTag);

        // Google Tracking
        // Replace white spaces with a dash
        parmTag = parmTag.replace(/ /g, "-");
        pageTracker._trackPageview(parmTag);
        //alert('track_and_link_target_parms Tag ' + parmTag + ' trackerID ' + trackerId + ' url '+parmUrl + ' target '+parmTarget);

        if (parmTarget.indexOf("_blank") >= 0) {
            //alert('External');
            window.open(parmUrl);
        }
        else {
            //alert('Internal'); 
            window.location = parmUrl;
        }
    } catch (err) { }
}

function linktracking(tag) {
    var pageTracker = _gat._getTracker(trackerId);
    pageTracker._trackPageview(tag);
}