Sample code for the itemCommand:
Protected Sub grdHolds_ItemCommand(ByVal sender As Object, ByVal e As ComponentArt.Web.UI.GridItemCommandEventArgs) Handles grdHolds.ItemCommand
Dim strHoldType As String
Dim lbtnEdit As New LinkButton
lbtnEdit = e.Control
strHoldType = lbtnEdit.CommandArgument
End Sub