Please describe the problem:
Set the bottom panel properties not able to expand, change the panel orientation don't function properly. 

Steps to reproduce:
1. Login system, right click bottom panel, Choose "Allow Panel to be Moved",
then choose properties;
2. In "General", uncheck "Expand", now the orientation can't be changed to top,
the panel auto change back into bottom;
3. Modify orientation to left or right, the panel display vertically in the
middle of the Desktop.
4. Change back to bottom, the panel display horizontally in the middle of the
Desktop.
5. When panel in left or right, set properties not able to expand, now can't
change to right or left, change orientation to top or bottom, panel display in
the middle of the Desktop horizontally.



Actual results:
see attachments on novel bugzilla 
https://bugzilla.novell.com/show_bug.cgi?id=217254

Expected results:


Does this happen every time?


Other information: