$.fn.preload = function() {
    this.each(function(){
        $('<img/>')[0].src = this;
    });
}
$(['images/nav/home_on.gif','images/nav/about_on.gif','images/nav/gallery_on.gif', 'images/nav/experience_on.gif', 'images/nav/getintouch_on.gif']).preload();

$(document).ready(function()
{

    $("img#nav-home").hover(
    	function() {$(this).attr("src","images/nav/home_on.gif");},
		function() {$(this).attr("src","images/nav/home_off.gif");}
	);
	$("img#nav-about").hover(
    	function() {$(this).attr("src","images/nav/about_on.gif");},
		function() {$(this).attr("src","images/nav/about_off.gif");}
	);
	$("img#nav-gallery").hover(
    	function() {$(this).attr("src","images/nav/gallery_on.gif");},
		function() {$(this).attr("src","images/nav/gallery_off.gif");}
	);
	$("img#nav-exp").hover(
    	function() {$(this).attr("src","images/nav/experience_on.gif");},
		function() {$(this).attr("src","images/nav/experience_off.gif");}
	);
	$("img#nav-git").hover(
    	function() {$(this).attr("src","images/nav/getintouch_on.gif");},
		function() {$(this).attr("src","images/nav/getintouch_off.gif");}
	);
	
	$("img#bestinshow").hover(
    	function() {$(this).attr("src","images/btn_bestinshow_on.gif");},
		function() {$(this).attr("src","images/btn_bestinshow_off.gif");}
	);
	
	$("img#augusta").hover(
    	function() {$(this).attr("src","images/btn_augusta_on.jpg");},
		function() {$(this).attr("src","images/btn_augusta_off.jpg");}
	);
	
	$("img#email").hover(
    	function() {$(this).attr("src","images/git_email_on.gif");},
		function() {$(this).attr("src","images/git_email_off.gif");}
	);
	
	$("img#abountang").hover(
    	function() {$(this).attr("src","images/hdr_aboutangelika_on.gif");},
		function() {$(this).attr("src","images/hdr_aboutangelika_off.gif");}
	);
	
	$("img#aboutnatty").hover(
    	function() {$(this).attr("src","images/hdr_aboutnatty_on.gif");},
		function() {$(this).attr("src","images/hdr_aboutnatty_off.gif");}
	);
	
	$("img#showcase").hover(
    	function() {$(this).attr("src","images/hdr_showcase_on.gif");},
		function() {$(this).attr("src","images/hdr_showcase_off.gif");}
	);
	
	$("img#gallery").hover(
    	function() {$(this).attr("src","images/hdr_gallery_on.gif");},
		function() {$(this).attr("src","images/hdr_gallery_off.gif");}
	);
});