thanks Marcia,
My code did not work because i put the nodefault clause at the beginning of the code, putting it where you told me, works fine. Anyway I don't understand why it behaves so...but the important thing is that it works !!!
:-)
Alessio

>I put the code in the lost focus event, something like this :
>
>

>do case
>  case somecondition
>    this.setfocus()
>    NODEFAULT
>  case othercondition
>    this.parent.parent.columns(ncol).Setfocus()
>    NODEFAULT
>endcase
>