Вывод города по алфавиту - instantcms 2.3.0

var icms = icms || {};
 
icms.geo = (function ($) {
 
    //====================================================================//
 
	this.changeParent = function(list, child_list_id) {
 
        var geo_window = $('#geo_window');
        var geo_form = $('form', geo_window);
 
        var id = $(list).val();
 
        var child_list = $('select[name='+child_list_id+']', geo_form);
 
        if (id == 0) {
            child_list.parent('.list').hide();
            if (child_list_id=='regions'){
                $('select[name=cities]', geo_form).parent('.list').hide();
            }
            $('.buttons', geo_window).hide();
            return false;
        }
 
        var url = geo_form.data( 'items-url' );
 
        $.post(url, {type: child_list_id, parent_id: id}, function(result){
 
            if (result.error) { return false; }
 
            child_list.html('');
 
            for(var item_id in result.items){
 
                var item_name = result.items[item_id];
 
                child_list.append( '<option value="'+ item_id +'">' + item_name +'</option>' );
 
            }
 
            child_list.html( 
                child_list.find('option').sort(function(a, b){
                    return a.text == b.text ? 0 : a.text < b.text ? -1 : 1
                }) 
            );
 
            child_list.parent('.list').show();
 
            if (child_list_id != 'cities'){
                icms.geo.changeParent(child_list, 'cities');
            }
 
        }, 'json');
 
	}
 
    //====================================================================//
 
    this.changeCity = function(list){
 
        var geo_window = $('#geo_window');
        var geo_form = $('form', geo_window);
 
        var id = $(list).val();
 
        if (id > 0) {
            $('.buttons', geo_window).show();
        }  else {
            $('.buttons', geo_window).hide();
        }
 
    }
 
    //====================================================================//
 
    this.selectCity = function(target_id){
 
        var list = $('#geo_window form select[name=cities]');
 
        var id = list.val();
        var name = $('option:selected', list).html();
 
        if (!id){ return false; }
 
        var widget = $('#geo-widget-'+target_id);
 
        $('.city-id', widget).val(id);
        $('.city-name', widget).html(name).show();
 
        icms.modal.close();
 
    }
 
    //====================================================================//
 
	return this;
 
}).call(icms.geo || {},jQuery);