XML VB.Net

Imports System.IO
Imports System.Xml
Public Class Form1
    Public Shared Sub Main()
        Dim fs As FileStream = New FileStream("aaa", FileMode.Create)
        Dim w As XmlTextWriter = New XmlTextWriter(fs, Nothing)
        w.WriteStartDocument()
        w.WriteStartElement("mydocument")
        w.WriteAttributeString("name", "", "Description")
        w.WriteComment("This is the comment, etc.")
        w.WriteStartElement("person")
        w.WriteStartElement("name")
        w.WriteString("M")
        w.WriteEndElement()
        w.WriteStartElement("phone")
        w.WriteString("555-5555")
        w.WriteEndElement()
        w.WriteEndElement()
        w.WriteEndElement()
        w.WriteEndDocument()
        w.Close()
    End Sub
End Class