Android Question How to xml saxparse a web page

Sub JobDone(Job As HttpJob)
    Log("***JObDone")
    If Job.Success = True Then   
        Log("lectura web OK")
         Log(Job.GetString)
        parser.Parse(StringToInputStream(Job.GetString), "Parser")
    Else   
        Log("error de lectura web")
        Log(Job.ErrorMessage)
    End If

End Sub

Sub StringToInputStream (s As String) As InputStream
   Dim In As InputStream
   s = s.Replace("<?xml version=""1.0"" encoding=""iso-8859-1""?>", "")
   s = s.Replace("<ajax-response></ajax-response>", "")
   Dim data() As Byte = s.GetBytes("UTF8")
   In.InitializeFromBytesArray(data, 0, data.Length)
   Return In
End Sub

parser.Initialize