public boolean hasLeft() {

		TileEntity te; boolean s = false;
		for(ForgeDirection facing : ForgeDirection.VALID_DIRECTIONS) {

		te = this.worldObj.getTileEntity(this.xCoord + facing.offsetX, this.yCoord, this.zCoord);

			if(te instanceof TileEntityShelve) {
				s = true;
				break;
			}
		}
		return s;
	}