// ==UserScript==
    // @name        Farm
    // @namespace   DD
    // @include     /http:\/\/pl100\.plemiona\.pl\/game\.php\?.*&screen=am_farm/
    // @version     1
    // @grant       GM_getValue
    // @grant       GM_setValue
    // @grant       none
    // ==/UserScript==
var lastVillageId = 0;
    var lastAttackTime = Date.now();
    var timerId = setInterval(function () {
      tick();
    }, 30);//zwieksze do 500 ms
    function getNextVillageId() {
      var trs = document.getElementsByTagName('tr');
      for (i = 0; i < trs.length; i++) {
        var vill = trs[i].getAttribute('id');
        if (vill != null) {
          if (trs[i].getAttribute('id').substring(0, 'village_'.length) == 'village_') {
            return parseInt(vill.substring('village_'.length, vill.length));
          }
        }
      }
      return - 1;
    }

    function hasAvailableAttack() {
      var is = document.getElementsByTagName('i');
      for (i = 0; i < is.length; i++) {
        var text = is[i].textContent;
        if (text != null && text == 'Nie znaleziono żadnego ataku.') {
          return false;
        }
      }
      return true;
    }

    function tick() {
      var currentTime = Date.now();
      var hasLight = parseInt(Accountmanager.farm.current_units.light) >= 5;
      var villageId = 0;
      if (hasLight && (villageId = getNextVillageId()) != - 1 && villageId != lastVillageId) {
        console.log(villageId);
        lastVillageId = villageId;
        Accountmanager.farm.sendUnits(this, villageId, 47209);
        lastAttackTime = currentTime;
      }
    }