$(window).load(function() 
{

	imageWidth = $("#big-image-holder").width();
	imageHeight = $("#big-image-holder").height();
	
	fullscreenrResizer($("#big-image-holder"));
	
	$(window).bind("resize", function() { fullscreenrResizer($("#big-image-holder"));});

});



	function fullscreenrResizer(target)
	{
		var ratio = imageHeight / imageWidth;
		
		var browserwidth = $(window).width();
		var browserheight = $(window).height();
		
		target.width(browserwidth);
		target.height(browserwidth * ratio);
	}