diff -r 518ab579d24b -r 0bcdec3bdaa8 2048.html
--- a/2048.html	Thu Sep 11 01:35:56 2014 +0300
+++ b/2048.html	Thu Sep 11 01:47:54 2014 +0300
@@ -235,7 +235,7 @@
     ui.board = {};
     ui.board.val2048Dom = document.getElementById('2048');
     ui.board.val2048Dom.addEventListener("click", function(event) {
-      ui.board.update(board.current);
+      ui.board.update(ui.board.position);
       localStorage.val2048 = ui.board.val2048Dom.checked;
       event.target.blur();
     });
@@ -270,7 +270,7 @@
         if (tdDom.firstChild)
           tdDom.removeChild(tdDom.firstChild);
         var inputDom = document.createElement('input');
-        inputDom.value = board.current[i][j];
+        inputDom.value = ui.board.position[i][j];
         inputDom.style.width = '1em';
         tdDom.appendChild(inputDom);
         inputDom.focus();
@@ -285,10 +285,10 @@
         var inputDom = tdDom.firstChild;
         var val = parseInt(inputDom.value);
         if (0 <= val && val < 15) {
-          board.current[i][j] = val;
+          ui.board.position[i][j] = val;
           ui.board.set(i, j, val);
         } else {
-          ui.board.set(i, j, board.current[i][j]);
+          ui.board.set(i, j, ui.board.position[i][j]);
         }
       }
     }
@@ -367,7 +367,7 @@
     }
 
     ui.game.checkGameOver = function() {
-      if (board.gameOver(board.current)) {
+      if (board.gameOver(ui.board.position)) {
         ui.game.setMessage("Game over!");
         return true;
       } else {
@@ -376,7 +376,7 @@
     }
     ui.game.checkMoveValid = function(move) {
       var tmpBrd = board.create();
-      board.copy(board.current, tmpBrd);
+      board.copy(ui.board.position, tmpBrd);
       if (ui.game.dirs.indexOf(move) === -1) {
         ui.game.setMessage("AI can't find move!");
         return false;
@@ -396,10 +396,10 @@
       return true;
     }
     ui.game.finishStep = function() {
-      board.putRandom(board.current);
-      ui.board.update(board.current);
-      ui.score.update(board.current);
-      localStorage.savedBoard = JSON.stringify(board.current);
+      board.putRandom(ui.board.position);
+      ui.board.update(ui.board.position);
+      ui.score.update(ui.board.position);
+      localStorage.savedBoard = JSON.stringify(ui.board.position);
     }
 
     ////////////////////////////////////////////////////////////////
@@ -411,9 +411,9 @@
       ui.score.clear();
       ui.suggestion.clear();
       ui.game.clearMessage();
-      board.current = board.create();
-      board.putRandom(board.current);
-      ui.board.update(board.current);
+      ui.board.position = board.create();
+      board.putRandom(ui.board.position);
+      ui.board.update(ui.board.position);
     }
     document.getElementById("start").addEventListener("click", ui.action.start);
 
@@ -424,7 +424,7 @@
           if (ui.game.checkGameOver())
             return;
           ui.suggestion.clear();
-          var updated = board.move[dir](board.current);
+          var updated = board.move[dir](ui.board.position);
           if (updated) {
             ui.game.finishStep();
             ui.ai.current && ui.ai.current.cleanup();
@@ -457,7 +457,7 @@
       if ( ! ui.game.beginStep())
         return;
       var tmpBrd = board.create();
-      board.copy(board.current, tmpBrd);
+      board.copy(ui.board.position, tmpBrd);
       var move = ui.ai.current.analyse(tmpBrd);
       ui.ai.current.cleanup();
       if ( ! ui.game.checkMoveValid(move))
@@ -473,12 +473,12 @@
       if ( ! ui.game.beginStep())
         return;
       var tmpBrd = board.create();
-      board.copy(board.current, tmpBrd);
+      board.copy(ui.board.position, tmpBrd);
       var move = ui.ai.current.analyse(tmpBrd);
       ui.ai.current.cleanup();
       if ( ! ui.game.checkMoveValid(move))
         return;
-      board.move[move].call(null, board.current);
+      board.move[move].call(null, ui.board.position);
       ui.game.finishStep();
     }
     document.getElementById("step").addEventListener("click", ui.action.step);
@@ -491,17 +491,17 @@
       ui.game.beginStep();
       var step = 0;
       var tsFrom = new Date().getTime();
-      while (!board.gameOver(board.current)) {
+      while (!board.gameOver(ui.board.position)) {
         var tmpBrd = board.create();
-        board.copy(board.current, tmpBrd);
+        board.copy(ui.board.position, tmpBrd);
         var move = ui.ai.current.analyse(tmpBrd);
         if (typeof move === 'undefined') {
           ui.game.setMessage("I don't know how to move!");
           return;
         }
-        var updated = board.move[move].call(null, board.current);
+        var updated = board.move[move].call(null, ui.board.position);
         if (updated) {
-          board.putRandom(board.current);
+          board.putRandom(ui.board.position);
         } else {
           ui.game.finishStep();
           ui.game.setMessage("Wrong move!");
@@ -591,8 +591,8 @@
     }
     if (localStorage.savedBoard) {
       try {
-        board.current = JSON.parse(localStorage.savedBoard);
-        ui.board.update(board.current);
+        ui.board.position = JSON.parse(localStorage.savedBoard);
+        ui.board.update(ui.board.position);
       } catch (ex) { }
     } else {
       ui.action.start();