>Hi Hilmar,
>
>Thanks a lot for your quick reply. I have tried to put it at the column or textbox, it's still not working.
I suppose you mean it doesn't react at all? Try to put something simple and obvious in the TextBox.Click() event, like a WAIT WINDOW. If that works, continue with the more complicated stuff.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)