// ==UserScript==

// @name        Autocomplete set on

// @namespace   Autocomplet set on

// @description Make all forms to allow autocomplet

// @include     *

// @version     1

// @grant       none

// ==/UserScript==

var frm = document.getElementsByTagName('form');

for (var i = 0, n = frm.length; i < n; i++) {

  frm[i].setAttribute('autocomplete', 'on');

}

var inp = document.getElementsByTagName('input');

for (var i = 0, n = inp.length; i < n; i++) {

  if (inp[i].getAttribute('autocomplete') == 'off') {

    inp[i].setAttribute('autocomplete', 'on');

  }

}