gistfile1.js

createTables : function() {
            
            GS.rowSelect.on('rowSelected', function(e) {

                var res = Y.io('mapping/getGroupsTable', {
                                        method: "post",
                                        data: 'vid=' + e.rowTarget.getAttribute('vid'),
                                        on: {
                                            complete: this.fillVehTable //function(id, o, arg) {Y.log(arg);}
                                        },
                                        context : this,
                                        arguments : {
                                            tbl : "GroupContents"
                                        }
                });

            },this);

        },

        fillVehTable : function(id, o, arg) {
//never gets called from that function
}