>Hi there!
>
>All I want is a Yes/No box in my grid. The users don't want a tick box, which would have been appropriate, the want a text box with Yes or No in it but they don't want a combo box either.
>
>I've tried adding code into the key press so that Yes fills the value with "Yes" and N with "No".
>
>When the user scrolls past this field the cursor keys no long work.
>
>Any ideas?

Robin,
What's the type of controlsource ? If it's c(3) simpliest solution would be format : M and Inputmask : 'Yes,No'
If it's not c(3) I can show you a working code ( I won't try to locate code if it's c(3) :)
Cetin