Alan,
Try using ( format in your textbox, for example like in
? transform(-45, '@(')
[Update] Nevermind, I see it does not work, sorry
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?
"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare
"To die for a religion is easier than to live it absolutely"
Jorge L. Borges