case 17:
return new GuiElectricPump(player.inventory, (TileEntityElectricPump)tileEntity);
case 18:
return new GuiDynamicTank(player.inventory, (TileEntityDynamicTank)tileEntity);
case 19:
return new GuiPasswordEnter((TileEntityElectricChest)tileEntity);
case 20:
return new GuiPasswordModify((TileEntityElectricChest)tileEntity);
case 21:
EntityRobit robit = (EntityRobit)world.getEntityByID(x);