for winform, see
5.11 How can I select the entire row when the user clicks on a cell in the row?
http://www.syncfusion.com/FAQ/WinForms/FAQ_c44c.asp#q689q
for webform, see
http://msdn.microsoft.com/library/en-us/dnwebteam/html/webteam11062001.asp?frame=true#webteam11062001_topic3