ASP.NET & PowerPoint - Add/Insert Picture (AddPicture)

Imports Microsoft.Office.Interop.PowerPoint
Public Class AspNetPowerPointAddPicture
    Inherits System.Web.UI.Page

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

        '*** Constant ***'
        Const ppLayoutTitleOnly = 11

        Dim ppApp As New Microsoft.Office.Interop.PowerPoint.Application
        Dim ppPres As Presentation
        Dim ppSlide1 As Slide
        Dim ppName As String = "MyPP/MyPPt.ppt"

        ppPres = ppApp.Presentations.Add(1)

        ppSlide1 = ppPres.Slides.Add(1, ppLayoutTitleOnly)
        '*** AddTextbox, objControl.Left,objControl.Top,objControl.Width,objControl.Height ***'
        ppSlide1.Shapes.AddTextbox(1, 50, 100, 700, 100) '***4
        ppSlide1.Shapes(1).TextFrame.TextRange.Text = "I Love ThaiCreate.Com 1"
        ppSlide1.Shapes(1).TextFrame.TextRange.Font.Name = "Arial"
        ppSlide1.Shapes(1).TextFrame.TextRange.Font.Size = 10

        ppSlide1.Shapes.AddTextbox(1, 50, 150, 700, 100)
        ppSlide1.Shapes(2).TextFrame.TextRange.Text = "I Love ThaiCreate.Com 2"
        ppSlide1.Shapes(2).TextFrame.TextRange.Font.Name = "Arial"
        ppSlide1.Shapes(2).TextFrame.TextRange.Font.Size = 20

        ppSlide1.Shapes.AddTextbox(1, 50, 200, 700, 100)
        ppSlide1.Shapes(3).TextFrame.TextRange.Text = "I Love ThaiCreate.Com 3"
        ppSlide1.Shapes(3).TextFrame.TextRange.Font.Name = "Arial"
        ppSlide1.Shapes(3).TextFrame.TextRange.Font.Size = 30

        ppSlide1.Shapes.AddTextbox(1, 50, 250, 700, 100)
        ppSlide1.Shapes(4).TextFrame.TextRange.Text = "I Love ThaiCreate.Com 4"
        ppSlide1.Shapes(4).TextFrame.TextRange.Font.Name = "Arial"
        ppSlide1.Shapes(4).TextFrame.TextRange.Font.Size = 40

        ppSlide1.Shapes.AddTextbox(1, 50, 300, 700, 100)
        ppSlide1.Shapes(5).TextFrame.TextRange.Text = "I Love ThaiCreate.Com 5"
        ppSlide1.Shapes(5).TextFrame.TextRange.Font.Name = "Arial"
        ppSlide1.Shapes(5).TextFrame.TextRange.Font.Size = 50

        ppSlide1.Shapes.AddPicture(Server.MapPath("thaicreate-2009.gif"), 0, 1, 250, 330, 200, 188) '*** Picture,Left,Top,Width,Height ***'

        ppApp.Presentations(1).SaveAs(Server.MapPath(ppName))
        ppApp.Quit()
        ppApp = Nothing

        Me.lblText.Text = "PowerPoint Created <a href=" & ppName & ">Click here</a> to Download."

    End Sub
End Class