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			if (document.getElementById) {
					var menuHeight = document.getElementById('left').offsetHeight;
					var footerElement = document.getElementById('footer');
					var footerHeight  = footerElement.offsetHeight;
					var contentElement = document.getElementById('main');
					var contentHeight = contentElement.offsetHeight;
					if (menuHeight > (contentHeight+footerHeight)) contentElement.style.height=(menuHeight-footerHeight-40)+'px';
				}
		}

		window.onload = function() {
			setFooter();
		}
		window.onresize = function() {
			setFooter();
		}
		//-->