var blink = true;

var sendNotifcation = {
	blink: function(blinking) {
		$(ITEM).fadeIn(500);
		$(ITEM).fadeOut(500);
	var blinking = setInterval(sendNotification.blink, 1000)
	}
}

if (blink) {
	sendNotification.blink();
}

$(ICON).click(function() {
	clearInterval(sendNotification.blink(blinking)); //	NOT WORKING
	$(BUTTON).slideToggle();
});