Ariel,
Many of the available frameworks include grid classes that do this. I use Visual MaxFrame Professional which does this easily - you just fill in an array with the index names to use for each column. The 'active' column is moved to the left-most position. Very nice.

HTH
Barbara

>ah... i forgot this:
>the sort will fire when the user click on the header of a column...
>
>TIA again
>
>Ariel Gimenez