ASP.NET & Word (Word Application) - Page Setup

Imports Microsoft.Office.Interop.Word
Public Class AspNetWordPageSetup
    Inherits System.Web.UI.Page

    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load

        Dim Wrd As New Microsoft.Office.Interop.Word.Application
        Dim DocName As String = "MyDoc/MyWord.doc"

        Wrd.Application.Visible = False
        Wrd.Documents.Add()
        With Wrd
            .Selection.PageSetup.LeftMargin = "0.25"
            .Selection.PageSetup.RightMargin = "0.25"
            .Selection.PageSetup.TopMargin = "0.25"
            .Selection.PageSetup.BottomMargin = "0.25"
            .Selection.TypeText("Welcome To www.ThaiCreate.Com")
        End With

        Wrd.ActiveDocument.SaveAs(Server.MapPath(DocName))
        Wrd.Application.Quit()
        Wrd = Nothing

    End Sub
End Class