function itemOpening(sender, eventArgs) {
    // jQuery is registered as $telerik.$
    //var _element = eventArgs.get_item()._animatedElement.parentNode;
    var skip_anim = $telerik.$.browser.msie;
    if (!skip_anim) {
        var _element = eventArgs.get_item().get_childListElement().parentNode;
        $telerik.$(_element)
            .stop()                            // stop current animation, if any
            .css({ opacity: 0 })                // make the element transparent
            .animate({ opacity: 1 }, 700);    // fade in N milliseconds
    }

    // , filter: 'alpha(opacity=100)'
}

function itemClosing(sender, eventArgs) {
    // jQuery is registered as $telerik.$
    var skip_anim = $telerik.$.browser.msie;
    if (!skip_anim) {
        var _element = eventArgs.get_item()._animatedElement.parentNode;
        $telerik.$(_element)
            .stop()                            // stop current animation, if any
            .css({ opacity: 1 })                // make the element transparent
            .animate({ opacity: 0 }, 700);    // fade in N milliseconds
    }
}

function _finalize() {
    //alert("_radmnu_id: " + _radmnu_id);
}