>>thisform.mygrid.column3.textbox1.setfocus()
>>The problem is that it highlights all the lines of the column !?
>
>I don't get these results. Can you get the same results using a simple grid? What other properties have you changed? What if you refresh() the grid right after you set focus? What is your dynamicbackcolor set to (if any)?

I did thisform.mygrid.column3.setfocus() and it worked fine!
Thanks
Eric