$(document).ready(function(){

	$('.button')
	.mouseover(function() { 
		var src = $(this).find('img').attr("src").replace("-off.jpg", "-on.jpg");
		$(this).find('img').attr("src", src);
	})
	.mouseout(function() {
		if ($(this).attr("class") != "button active") {
			var src = $(this).find('img').attr("src").replace("-on.jpg", "-off.jpg");
			$(this).find('img').attr("src", src);
		}
	});

	
	$.preloadImages(
		"images/button-masters-off.jpg",
		"images/button-masters-on.jpg",
		"images/button-superbowl-off.jpg",
		"images/button-superbowl-on.jpg",
		"images/button-finalfour-off.jpg",
		"images/button-finalfour-on.jpg",
		"images/reserve-button-off.jpg",
		"images/reserve-button-on.jpg"
	);
});


jQuery.preloadImages = function() {
	for(var i = 0; i<arguments.length; i++) {
		jQuery("<img>").attr("src", arguments[i]);
	}
}