Maybe don't.
A readonly textbox can get focus, but you can't type anything.
Other issue maybe, the forecolor is to see the value (read), but the disabledbackcolor to note than
isn't editable (only part) = ReadOnly control.
I think that.
Mauricio
Be fast like the Fox
Be free like the Penguin
Se Rápido como el Zorro
Se libre como el Pingüino