I want to know the coordinates of the mouse pointer when I r-click on CKEditor
I added a few items to the context menu of CKEditor. i want when I select a certain item, the other a notice appeared also in place i r_click
 $(document).ready(function () {
    var ck = CKEDITOR.replace('txtNoidungBR', 'vi');
    var $DK = $('#divAddDK');
    /*Thêm điều kiện*/
    ck.on('instanceReady', function (e) {
        ck.addCommand("addDK", {
            exec: function (ck) {
            /*I want to set coordinates to $DK = coordinates of context menu when i r-click*/
                $DK.css({ 'left': 600, 'top': 400 }).toggle(300);
            }
        });
        ck.addMenuGroup('BRDT');
        var addDK = {
            label: 'Thêm điều kiện',
            command: 'addDK',
            group: 'BRDT'
        };
        ck.contextMenu.addListener(function (element, selection) {
            return {
                addDK: CKEDITOR.TRISTATE_OFF
            };
        });
        ck.addMenuItems({
            addDK: {
                label: 'Thêm điều kiện',
                command: 'addDK',
                group: 'BRDT',
                order: 1
            }
        });
    });
});
help me. thaks
 
     
     
    