var ZebraTables = new Class({
 initialize: function() {
  $$('table tr').each(function(el,i) {
   var _class = i % 2 ? '' : 'zebra'; el.addClass(_class);
   

	if ((Browser.Engine.trident) && (Browser.Engine.version <= 4)) {
	   el.addEvent('mouseenter',function() { if(!el.hasClass('highlight')) { el.addClass('over').removeClass(_class); } });
	   el.addEvent('mouseleave',function() { if(!el.hasClass('highlight')) { el.removeClass('over').addClass(_class); } });
	}
   
   
   
  });
 }
});


window.addEvent('domready', function() {
 var zebraTables = new ZebraTables();
});