public function initialize()
    {
        if (true == $this->initialized) {
            return;
        }
        $this->initialized = true;
        
        if (null !== $this->trackingId) {
            $trackerId = $this->trackingId;
            $inlineScript = $this->getView()->plugin('inlineScript');
            $inlineScript->appendScript(<<<HDOC
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
ga('create', '$trackerId', 'auto');
ga('send', 'pageview');
HDOC
            );
        }
    }