public boolean hasLeft() {

		TileEntity te;
		for(ForgeDirection facing : ForgeDirection.VALID_DIRECTIONS) {

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

			if(te instanceof TileEntityShelve) {
				return true;
			}
		}
		return false;
	}