ASP.NET

<pre lang="text">

<asp:DropDownList ID="drd1" runat="server" >
                       <asp:ListItem>select the value</asp:ListItem>
                       <asp:ListItem>sample</asp:ListItem>
                       <asp:ListItem>Anothersample</asp:ListItem>
                       <asp:ListItem>one more sample</asp:ListItem>
                       <asp:ListItem>none</asp:ListItem>
                   </asp:DropDownList

 Private Sub GridView1_RowCommand(sender As Object, e As GridViewCommandEventArgs) Handles GridView1.RowCommand
    If (e.CommandName = "DelUser") Then
        Dim index As Integer = Convert.ToInt32(e.CommandArgument)
        Dim row As GridViewRow = GridView1.Rows(index)
        Dim cmd As SqlCommand = New SqlCommand("DELETE [dbo].[MOVIuser] " & _
                            "WHERE ID = @U_ID ", conn)
        cmd.Parameters.Add("@U_ID", SqlDbType.Int)

        Dim message As String = "Möchten Sie den Benutzer " & _
            CStr(row.Cells(3).Text) & ", " & CStr(row.Cells(4).Text) & " wirklich löschen?"
        Dim sb As New System.Text.StringBuilder()
        sb.Append("<script type = 'text/javascript'>")
        sb.Append("window.onload=function(){")
        sb.Append("return confirm('")
        sb.Append(message)
        sb.Append("')};")
        sb.Append("</script>")
        ClientScript.RegisterClientScriptBlock(Me.GetType(), "alert", sb.ToString())

        /* Which Button is pressed? */

        Try
            conn.Open()
            cmd.Parameters("@U_ID").Value = CInt(row.Cells(1).Text)
            'cmd.ExecuteNonQuery()
        Catch ex As Exception
            ' Handle exception
        Finally
            conn.Close()
        End Try
    End If
End Sub