ASP.NET

try
     'Read the Html Template from App_Data, and format the template fields
      htmlStream = New FileStream(m_PhysicalPath, FileMode.Open, FileAccess.Read)
      Dim htmlLen As Long = htmlStream.Length
      Dim fileData As Byte() = New Byte(htmlLen) {}
      htmlStream.Read(fileData, 0, htmlLen)

      If Not (htmlStream Is Nothing) Then htmlStream.Close()

      Dim byteLine() As Byte = New Byte() {}
      Dim strArray() As String = New String() {}
      For bdx As Integer = 0 To fileData.Length - 1

          Dim byteVal As Byte = fileData(bdx)
          If Not (byteVal = &HD) Then

              Array.Resize(byteLine, byteLine.Length + 1)
              byteLine(byteLine.Length - 1) = byteVal

          Else
              Array.Resize(byteLine, byteLine.Length + 1)
              byteLine(byteLine.Length - 1) = byteVal

              Dim charLine() As Char = New Char() {}
              Array.Resize(charLine, byteLine.Length + 1)

              For cdx As Integer = 0 To byteLine.Length - 1
                  charLine(cdx) = AsciiByteToChar(byteLine(cdx))
              Next

              Dim value As String = New String(charLine)
              Array.Resize(strArray, strArray.Length + 1)
              strArray(strArray.Length - 1) = value

              Array.Resize(byteLine, 0)
              bdx += 1

          End If
      Next

  Catch ex As Exception

      m_html_Template = New StringBuilder
      m_html_Template.Append("load_HTML_Template_Checkout_Complete general error")
      dwExitCode = 1

  Finally

      If Not (htmlStream Is Nothing) Then
          htmlStream.Close()
          htmlStream.Dispose()
          htmlStream = Nothing
      End If

  End Try

<textarea id="txtOrdersNotResult" runat="server" rows="5" cols="15" visible="false"></textarea>       

txtOrdersNotResult.Value = "this is a test"

txtOrdersNotResult.InnerText = doesnotexist.ToString();