public boolean isVerticalCombo(int x, int y, Orb[][] arr) {
      int verCount = 0;
      for (int j = 1; ((y + j) < Y && arr[y + j][x] != null)
            && arr[y][x].color == arr[y + j][x].color; j++)
         verCount++;
      for (int j = -1; ((y + j) >= 0 && arr[y + j][x] != null)
            && arr[y][x].color == arr[y + j][x].color; j--)
         verCount++;
      if (verCount >= 2)
         return true;
      else
         return false;
   }