>I want the textbox to be entirely selected when the user clicks on it.
>
>I have the Format property set to k but it still starts accepting characters at the position where the textbox was selected.
>
>Have I missed something??
>
>TIA
>
>Claude

This is normal windows behaviour: 'K' will provide full selection when user tabbed into textbox. If you want to change this, you can code in Textbox.Click event.