Event.onReady(function()
{
	$$('#tabs a').each(function(el)
	{
		el.observe('click', function()
		{
			var prev = this.parentNode.parentNode.down('.selected');
			
			if (prev)
			{
				prev.removeClassName('selected');
				
				var elem = $(prev.getAttribute('tab'));
				
				if (elem) elem.hide();
			}
			this.addClassName('selected');
			
			var elem = $(this.getAttribute('tab'));
				
			if (elem) elem.show();
		}.bind(el));
	});
});