var myTips;

window.addEvent('domready', function() {

	var customTips = $$('.tooltip');
	myTips = new Tips(customTips,{
		className: 'MRTip',
		hideDelay: 50,
        showDelay: 50,
        offsets: {
			'x': -160,
			'y': -55
		}
	});

	myTips.addEvents({
	     'show': function(tip) {
	        tip.fade('in');
	    },
	     'hide': function(tip) {
	        tip.fade('out');
	     }
	});

});