function showCategory(itemID) {
    if ($('ctl00_content_hidItemID')) {
        //muestro el update progress antes jaja
        $('ctl00_content_UpdateProgress1').setStyle('display', 'block');
        showSelectedItem();
        $('ctl00_content_hidItemID').set('value', itemID);
        __doPostBack('ctl00$content$lnkCargarItem', '')
        return false;
    }
}

function showSelectedItem() {
    var fullSize = window.getScrollSize();
    var viewport = window.getSize();
    var scroll = window.getScroll();
    $('item_overlay').setStyle('width', fullSize.x);
    $('item_overlay').setStyle('height', fullSize.y);
    $('item_overlay').setStyle('opacity', '0.7');
    var top = (viewport.y - 440) / 2;
    var left = (viewport.x - 650) / 2;
    $('item_container').setStyle('left', left);
    $('item_container').setStyle('top', top + scroll.y);
    $('item_overlay').setStyle('display', 'block');
    $('item_container').setStyle('display', 'block');
}

function hideSelectedItem() {
    if ($('ctl00_ctl00_ContentMain_ContentRestaurant_hidItemID')) {
        $('ctl00_ctl00_ContentMain_ContentRestaurant_hidItemID').set('value', '');
    }
    $('item_overlay').setStyle('display', 'none');
    $('item_container').setStyle('display', 'none');
}

function showVehicle(link, desc, img) {
    //muestro el update progress antes jaja
    $('ctl00_content_UpdateProgress1').setStyle('display', 'block');
    
    $$('div.pop_vehicles_list a').each(function(item, index) {
        item.removeClass('selected');
    });

    link.addClass('selected');
    loadImage(img, $('ctl00_content_imgProduct'));
    $('ctl00_content_lblVehicleDesc').set('html',desc);
}