tracker.GaAdapter = function(){
    this.trackContentView = function(pageName){
		try{
			window._gaq.push(['_trackPageview',pageName]);
		}catch(e){}
    
    }
    this.trackEvent = function(category, action, optional_label, optional_value){
		try{
			window._gaq.push(['_trackEvent',category, action, optional_label, optional_value]);
		}catch(e){}
    
    }
}
tracker.adapters.push(new tracker.GaAdapter())