Protected Overrides Sub Render(ByVal writer As HtmlTextWriter)

        Dim _stringBuilder As System.Text.StringBuilder = New System.Text.StringBuilder
        Dim _stringWriter As System.IO.StringWriter = New System.IO.StringWriter(_stringBuilder)
        Dim _htmlWriter As HtmlTextWriter = New HtmlTextWriter(_stringWriter)
        MyBase.Render(_htmlWriter)
        Dim html As String = _stringBuilder.ToString()
        Dim intStart As Integer = html.IndexOf("<form name=""") + 12
        Dim IntEnd As Integer = html.IndexOf("""", intStart)
        Dim formID As String = html.Substring(intStart, IntEnd - intStart)
        Dim replace As String = formID.Replace(":", "_")
        html = html.Replace("document." & formID, "document." & replace)
        writer.Write(html)

    End Sub