// серия
    var series_comboBox = new Ext.form.ComboBox({
        value           :  options['series_id'],
        hiddenName      :  'series_id',
        hidden          :  false,
        store           :  new Ext.data.JsonStore({
            url:'modules/router.php',
            baseParams:{
                action:'content/manufacturers.productSeries',
                manufacturer_id: options['manufacturers_id'],
                cat_id: options['categories_id']
            },
            sortInfo:{ field:'title', direction:'ASC' },
            root:'records',
            fields:[
                { type:'int', name:'id' },
                { type:'string', name:'title' }
            ],
            autoLoad: true
        }),
        fieldLabel      :  'Серия',
        displayField    :  'title',
        valueField      :  'id',
        triggerAction   :  'all',
        mode            :  'remote',
        editable        :  User.getPerm('content', 'addproductseries'),
        width           :  165,
        listWidth       :  187,
        emptyText       :  'укажите серию'
    }).on('beforeshow', function(el)
    {
        console.log("here");
        Ext.Ajax.request({
            url     : '/modules/router.php',
            async   : false,
            params  : {
                action : 'content/manufacturers.isEnabled',
                manufacturer_id: options['manufacturers_id'],
                cat_id: options['categories_id']
            },
            success : function (res) {
                var result = Ext.decode(res.responseText);
                if (result.success) {
                    el.hidden = false;
                } else {
                    el.hidden = true;
                }
            },
            failure : function (res) {
                console.log(res);
                el.hidden = true;
            }
        });
    });