Photoshop Rulers: Switch Order

[JoeKitchen]

Does anyone know if you can switch the order on the vertical ruler in Photoshop so "0" is at the bottom instead of the top? 

[Simon J.A. Simpson]

If you place the curser in the small square in the top-left corner of the rulers you can then click and drag the rulers' zero point to anywhere on the image, including the bottom right-hand corner.

To restore the rulers' zero to the top left corner of the image just double-click in the little square at the top-left.

[digitaldog]

If you place the curser in the small square in the top-left corner of the rulers you can then click and drag the rulers' zero point to anywhere on the image, including the bottom right-hand corner.

Not really what he wants. What he wants can't be done.