>I want to display -123 as (123)
>
>in the Form.init
>
>for -123 in
>
>

>ThisForm.pgfChild.Page1.grdchild.Column10.txtDisc.InputMask ="@(999"
>

>
>it will show @( -123
>
>

>ThisForm.pgfChild.Page1.grdchild.Column10.txtDisc.format ="@(999"
>

>
>it will show -123

.format="("
.inputmask="999"

IOW, the characters between @ and the space (which is missing in your case) is the general qualifier, and the 999 (or other such characters) is the so-called picture (from old picture clauses in @... say commands) and apply to individual character positions in the textbox.