Doesn't 'loXmlDocument.Load(loMemoryStream)' fail since loMemoryStream is not populated ?

>This is what I come up:
>
>

>        ' Add a stylesheet
>        ' expC1 Url
>        Public Function AddStylesheet(ByVal tcUrl As String) As Boolean
>            Dim lcText As String = ""
>            Dim lcUrl As String = ""
>            Dim llSuccess As Boolean = False
>            Dim loMemoryStream As MemoryStream = New MemoryStream()
>            Dim loXmlDocument As XmlDocument = New XmlDocument()
>            Dim loXmlProcessingInstruction As XmlProcessingInstruction = Nothing
>            Dim loXmlTextWriter As XmlTextWriter = Nothing
>
>            ' Reset everything
>            cMessage = ""
>
>            ' Initialization
>            lcUrl = tcUrl
>
>            ' Trim everything
>            lcUrl = Trim(lcUrl)
>
>            Try
>
>                ' Now load the in-memory stream XML data into the XML document
>                loMemoryStream.Seek(0, SeekOrigin.Begin)
>                loXmlDocument.Load(loMemoryStream)
>
>                ' Now add the stylesheet processing instruction to the XML document
>                lcText = "type=""text/xsl"" href=""" + lcUrl + """"
>                loXmlProcessingInstruction = loXmlDocument.CreateProcessingInstruction("xml-stylesheet", lcText)
>
>                loXmlDocument.InsertAfter(loXmlProcessingInstruction, loXmlDocument.FirstChild)
>
>                ' Now write the document out to the final output stream
>                loXmlTextWriter = New XmlTextWriter(oMemoryStream, System.Text.Encoding.ASCII)
>                loXmlDocument.WriteTo(loXmlTextWriter)
>                loXmlTextWriter.Flush()
>
>                llSuccess = True
>            Catch loError As Exception
>                cMessage = loError.Message
>            End Try
>
>            Return llSuccess
>        End Function
>

>
>oMemoryStream already exists as part of the class and is initialized when this method is called. This is pretty much as simplified as I could see unless there is something new since the last six years which would be better.