lparameter nformtop,nformleft,cformcaption * validate parameter being passed is of correct type if !(vartype(nformtop) $ "INB) then * assign default value to Form.Top else * process passed top coordinate endif if !(vartype(nformleft) $ "INB) then * assign default value to Form.Left else * process passed left coordinate endif if vartype(cformcaption) # "C" then * assign default caption else * process passed caption endifOne other observation. You specify linked but the variable the form is linked to isn't in the command line (or it didn't show up in the post.