function initMain()
{
	var list = $$('.promoted');
	var maxHeight = 0;
	for(var i = 0; i < list.length; i++)
	{
		if(maxHeight < list[i].offsetHeight)
		{
			maxHeight = list[i].offsetHeight;
		}
	}
	for(var i = 0; i < list.length; i++)
	{
		list[i].style.height = maxHeight - 20 + 'px';
	}
}

Event.observe(window, 'load', initMain);