Michael S. Davis wrote in message <11881@palm-dev-forum>...
>
>
>The problem is that, as the pen moves and the box erased and redrawn,
>the image beneath it is also erased.  What is the technique used to do
>this and not destroy any underlying image?


XOR

--
-Richard M. Hartman
[EMAIL PROTECTED]

186,000 mi/sec: not just a good idea, it's the LAW!





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