diff ../inc/functions.php ./functions.php

555c555
< 	for ($unit_no = $rackData['height']; $unit_no > 0; $unit_no--)
---
> 	for ($unit_no = 1; $unit_no < $rackData['height']; $unit_no++)
573c573
< 	for ($unit_no = $rackData['height']; $unit_no > 0; $unit_no--)
---
> 	for ($unit_no = 1; $unit_no < $rackData['height']; $unit_no++)
589c589
< 	for ($unit_no = $rackData['height']; $unit_no > 0; $unit_no--)
---
> 	for ($unit_no = 1; $rackData['height'] > $unit_no ; $unit_no++)
611c611
< 	for ($unit_no = $rackData['height']; $unit_no > 0; $unit_no--)
---
> 	for ($unit_no = 1 ; $rackData['height'] > $unit_no; $unit_no++)
626c626
< 	for ($unit_no = $data['height']; $unit_no > 0; $unit_no--)
---
> 	for ($unit_no = 1; $data['height'] > $unit_no; $unit_no++)
645c645
< 	for ($unit_no = $rackData['height']; $unit_no > 0; $unit_no--)
---
> 	for ($unit_no = 1; $rackData['height'] > $unit_no; $unit_no++)
1054c1054
< 	for ($unit_no = $data['height']; $unit_no > 0; $unit_no--)
---
> 	for ($unit_no = 1; $data['height'] > $unit_no ; $unit_no++)
1072c1072
< 		for ($unit_no = $data['height']; $unit_no > 0; $unit_no--)
---
> 		for ($unit_no = 1; $data['height'] > $unit_no; $unit_no++)