See http://social.msdn.microsoft.com/forums/en-US/visualfoxprogeneral/thread/cd1b700d-3ade-4203-8e1a-c282f7936d30/

This is not it, but you can just grab an idea and put NODEFAULT if it was left tab.

>>Calculate the width of the last column so the total of column widths would be less than the width of the grid minus the width of the scrollbar (if any) etc etc - message #1368538.
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>Dragan,
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>Thanks - I was already doing something similar in terms of calculating the column widths appropriately. However, even when I use your code from the referenced message, the behavior still exists when tabbing left from the grid's first column.
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>Jon