window.addEvent('domready',function(){
  $$('img.over').each(function(img) {
    var src = img.getProperty('src');
    var extension = src.substring(src.lastIndexOf('.'),src.length)
    img.addEvent('mouseenter', function() { img.setProperty('src',src.replace(extension,'.over' + extension)); });
    img.addEvent('mouseleave', function() { img.setProperty('src',src); });
  });

  // Add link to month title
  var monthtitle = $$('.gce-month-title');
  monthtitle[0].innerHTML = monthtitle[0].innerHTML = '<a href="/contact-us/calendar/">' + monthtitle[0].innerHTML + '</a>';
})