window.addEvent('domready', function()
{
	if (
		($('middlecontainer')) &&
		($('rightcontainer')) && 
		($('rightcontainertopimg'))
	)
	{
		//we make sure the left and right column are of the right height:
		var i_middle_size = $('middlecontainer').getSize().y;
		var i_right_size = $('rightcontainer').getSize().y;

		//we set our size to the right container:
		if (i_middle_size > i_right_size)
		{
			var i_size = i_middle_size - i_right_size;
			i_size = i_size + $('rightcontainer').getSize().y - $('rightcontainertopimg').getSize().y;
			$('rightbottom').setStyle('height', i_size);
		}
	}
});