//
// Clinical Transformations LLC
//
// Copyright 2011 J.D.S.
//

function addHovers()
{

	var links = $$('a.roll');

	links.each(function(link)
	{

		 link.observe('mouseover', function(event)
		 {

			link.style.backgroundPosition = 'left bottom';

		 });

		 link.observe('mouseout', function(event)
		 {

			link.style.backgroundPosition = 'left top';

		 });

	});
	
	document.close();

};