loadData: function(query){
                var ret= "hello kitty";

                $.ajax({
                    type: "GET",
                    url: "search.php",
                    data: {
                        "cmd": query
                    },
                    success: function(data){
                        ret = {status: "success", data: data};
                    },
                    error: function(){
                        ret = {status: "error", data: "load errr"};
                    }
                });

                return ret;
            }