function onFlashEvent(){
		switch (arguments[0]){
			case "finishCalibratingUploadedFaceImage":
				onUpload();
				break;
			case "finishedDownloadingMergedImage":
				onSave(arguments[2]);
				break;
			case "finishedPrintingCompareList":
				finishedPrintingCompareList();
				break;			
			case "finishedPrintingTryOn":
				finishedPrintingTryOn(arguments[2]);
				break;
			case "addSkuToCompareList":
				onAddToCompare(arguments[2]);
				break;
			case "finishedCreatingFacebookAlbum":
				onFacebookShare();
				break;
			default : return false;
		}
	}	

	
	function tryFrameOnBob(arg){
	   ajax_bob_usage("/BobUsage");  
	   if(typeof(pageTracker) != "undefined"){
		   pageTracker._trackEvent('frameOnFace', 'tryOn', arg);
	   }
	}
    
    function onUpload() {
       ajax_bob_usage("/BobUsage?method_name=insertBobImageUploadUsage");
       if(typeof(pageTracker) != "undefined"){
    	   pageTracker._trackEvent('frameOnFace', 'upload');
       }
    }
    
    function onSave(arg) {
       ajax_bob_usage("/BobUsage?method_name=insertBobSavedPrintedImageUsage");
       if(typeof(pageTracker) != "undefined"){
    	   pageTracker._trackEvent('frameOnFace', 'save', arg);
       }
    }
    
    function finishedPrintingCompareList(){
       ajax_bob_usage("/BobUsage?method_name=insertBobImagePrintUsage");
       if(typeof(pageTracker) != "undefined"){
    	   pageTracker._trackEvent('frameOnFace', 'print', 'Shortlist');
       }
    }
    
    function finishedPrintingTryOn(arg) {
       ajax_bob_usage("/BobUsage?method_name=insertBobImagePrintUsage");
       if(typeof(pageTracker) != "undefined"){
    	   pageTracker._trackEvent('frameOnFace', 'print', arg);
       }
    }
    
    function onAddToCompare(arg) {
       ajax_bob_usage("/BobUsage?method_name=insertBobAddComparisonUsage");
       if(typeof(pageTracker) != "undefined"){
    	   pageTracker._trackEvent('frameOnFace', 'addToShortlist', arg);
       }
    }
    
    function onFacebookShare() {
       ajax_bob_usage("/BobUsage?method_name=insertBobFacebookShareUsage");   
       if(typeof(pageTracker) != "undefined"){
    	   pageTracker._trackEvent('frameOnFace', 'share');
       }
    }