var imgPath = "img/";
$(document).ready(function() {
	// Add rollovers
	preloadImages(
		imgPath+"button_home_out.gif", 
		imgPath+"button_blog_out.gif", 
		imgPath+"button_forum_out.gif",
		imgPath+"button_rpg_out.gif",
		imgPath+"button_widgets_out.gif",
		imgPath+"button_genealogy_out.gif"
	);
	$("#navigation a").hover(
		function() {
			var newSrc = imgPath+"button_"+$(this).attr("id")+"_out.gif";
			$(this).children("img:first").attr("src", newSrc);
		},
		function () {
			if (!$(this).hasClass("selected")) {
				var newSrc = imgPath+"button_"+$(this).attr("id")+".gif";
				$(this).children("img:first").attr("src", newSrc);
			}
		}
	);
	$("#navigation a.selected").each(function(index) {
		$(this).children("img:first").attr("src", imgPath+"button_"+$(this).attr("id")+"_out.gif");
	});
});

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