hover on iOS testing

bookmarklet.js

javascript:(function(){var jsCode=document.createElement('script');jsCode.setAttribute('src','https://raw.github.com/gist/2828079/hover.js');document.body.appendChild(jsCode);}());

hover.js

// emulate css `:hover` in JS on iOS devices
// works like:
// #portal-top #menu_haut ul li:hover ul{ display: block }
(function($) {
    if ((navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i)) || (navigator.userAgent.match(/iPad/i))) {
        $(function() {          
            var hoverElSelector = "#portal-top #menu_haut > ul > li > a", displayEl = "ul";
            $(hoverElSelector).bind('touchstart', function() {
                $(this).next(displayEl).css('display', 'block');
            });
            $(hoverElSelector).bind('touchend', function() {
                $(this).next(displayEl).css('display', '');
            });
        });
    }
})(jQuery);