(function($){
	$.fn.positionFooter = function(){
		var element = $(this); 
		var originalPosition = $(document.body).height();
		
		positionTheFooter();
		$(window).bind("resize", function(){  
			positionTheFooter();  
		});
		
		function positionTheFooter() {
			if ($(window).height() > originalPosition) {
				element.css({
					height: element.height() + ($(window).height() - $(document.body).height()) + 'px'
				});
		   }
		};
	}
})(jQuery);