hs.registerOverlay({
	useOnHtml: true,
	overlayId: 'closebutton',
	position: 'top right',
	fade: 2 // fading the semi-transparent overlay looks bad in IE
});

hs.outlineType = 'rounded-white';
hs.dimmingOpacity = 0.75;
hs.align='center'
hs.outlineWhileAnimating = true;