jQuery(document).ready(function(){
	setButtonHover();
});

function setButtonHover (){

var preload = new Array();
var i = 0;
jQuery(".button img").each(function(){

preload[i] = new Image();
preload[i].src = jQuery(this).attr("src").replace("images/b/", "images/b/over/over_");
//alert(preload[i].src);
i++;
});

jQuery('.button').bind('mouseover mouseout', function(event) {
var image = jQuery(this).children().children().children();
var image_src = image.attr("src");

if (event.type == 'mouseover')
{
if(image_src.indexOf("images/b/over/over_") > 0)
{
image.attr("src", image_src.replace("images/b/over/over_", "images/b/"));
} else {
image.attr("src", image_src.replace("images/b/", "images/b/over/over_"));
}
} else {
if(image_src.indexOf("images/b/over/over_") > 0)
{
image.attr("src", image_src.replace("images/b/over/over_", "images/b/"));
} else {
image.attr("src", image_src.replace("images/b/", "images/b/over/over_"));
}
}
});
}