(function($) {
    var cache = [];
    // Arguments are image paths relative to the current page.
    $.preLoadImages = function() {
        var args_len = arguments.length;
        for (var i = args_len; i--; ) {
            var cacheImage = document.createElement('img');
            cacheImage.src = arguments[i];
            cache.push(cacheImage);
        }
    }
})(jQuery)

jQuery.preLoadImages("/images/snowBTN_on.jpg", "/images/surfBTN_on.jpg", "/images/skateBTN_on.jpg", "/images/streetBTN_on.jpg", "/images/skyBTN_on.jpg", "/images/brandsBTN_on.jpg", "/images/homeBTN_on.jpg");