how to convert?

hi all,

  i have many gridviews within panel, and i have to store the values into sqlserver 2005 data base. The table is like the following,

  id    gridname     value

  1     GV1           xml value 

  2     GV2           xml value

 like that it will continue, so i need to store the values in gidview in a single column in table as a XML.

All the gridview are inside one panel. so i need to write the function like

1. Read the controls in panel (like foreach (Control cl in pnl.Controls) )

 2. Then i need ...