/**
  * Expands the cubes
  *
  * @param player
  */
 public static void expand(Player player) {
   if (!validateNewSize(player.getCubeSize() + 1)) return;
   PacketSendUtility.sendPacket(player, new SM_SYSTEM_MESSAGE(1300431, "9")); // 9 Slots added
   player.setCubesize(player.getCubeSize() + 1);
   PacketSendUtility.sendPacket(player, new SM_CUBE_UPDATE(player, 0));
 }