>Dear Terry,
>
> Thank you so much for trying to help me out. No Terry, it is more simple than rows in the grid.
>When grid gets the focus (click on any grid area: row, scrollbar, etc), the form itself jumps to the very top.(again form is bigger than the screen, and the grid at the bottom of the form)
> Can't show to users with that behaviour.
>
>Thank you so much for any feedback!

I have noticed that behavior while in the IDE. I did not start noticing it until I installed an optical mouse - weird. I have not yet noticed it in runtime - but I will keep my eyes open!