if(responseText == "false"){
                        $( "#dialog-register" ).dialog({
                            resizable: false,
                            height:250,
                            modal: true,
                            display : true,
                            buttons: {
                                "SI": function(){
//                                location.href = "/enter.jsp"
//                                $( this ).dialog( "close" );
                                },
                                "NO": function() {
//                                $( this ).dialog( "close" );
                                }
                            }
                        });
                    }