CreateNeighborTab

// Crée un tableau global qui associe une cellule à ses voisins (non nul et non obstacle)
if (getTurn() == 1) {
    var x, y, newCell;
    var neighbors = [];
    var isNeighbor = function (aCell) {
        if (aCell == null) {
            return false;
        }
        if (isObstacle(aCell)) {
            return false;
        }
        return true;
    };

    for (var cell = 0; cell < 613; cell++) {
        if (!isObstacle(cell)) {
            neighbors = [];
            x = getCellX(cell);
            y = getCellY(cell);

            newCell = getCellFromXY(x - 1, y);
            if (isNeighbor(newCell)) push(neighbors, newCell);
            newCell = getCellFromXY(x + 1, y);
            if (isNeighbor(newCell)) push(neighbors, newCell);
            newCell = getCellFromXY(x, y - 1);
            if (isNeighbor(newCell)) push(neighbors, newCell);
            newCell = getCellFromXY(x, y + 1);
            if (isNeighbor(newCell)) push(neighbors, newCell);

            neighborsCells[cell] = neighbors;
        }
    }
}