I wrote a code in VB.NET which accesses the outlook folders.Following is the code.According to this code it displays outlook folders and there is hyperlink on each subject.I want when we click on the subject the message body should be dispalyed.in href how can we do this? I know we have to write a function to dispalay the body.but i don't know how to do this?can u please tell me ?
an exception Invalid cast exception is coming in this line

oMsg = oItems.Item(i)

it means when we access the folders and suppose the folder contains a calender meeting items i.e. another cast or datatype then the inner loop stops executing.
please tell me to handle this exception?
code is like this

we ahve to add a refernce Microsoft outlook 11.0 library from Project->add reference -> COM tab and the code is this please help me?
Imports System.Runtime.InteropServices
Imports
Microsoft.Office.Interop.Outlook
Imports
System.IO
Module
Module1

Sub Main()

'OlSecurityManager.DisableOOMWarnings = True

Try

' Create Outlook application.

Dim app As Microsoft.Office.Interop.Outlook.Application = New Microsoft.Office.Interop.Outlook.Application

' Get NameSpace and Logon.

Dim appNameSpace As Microsoft.Office.Interop.Outlook.NameSpace = app.GetNamespace("MAPI")
appNameSpace.Logon("Outlook", "bhavna123",
False, True)

' Get Messages collection of Inbox.

Dim fs As New FileStream("c:\Outlook_Folders.htm", FileMode.Create, FileAccess.Write)

Dim s As New StreamWriter(fs)

Dim oPFolder As Microsoft.Office.Interop.Outlook.MAPIFolder = appNameSpace.Folders.GetFirst()

Dim oFol As Microsoft.Office.Interop.Outlook.Folders = oPFolder.Folders

Dim sfolder As Microsoft.Office.Interop.Outlook.MAPIFolder

Dim j As Integer

For j = 1 To oFol.Count
sfolder = oFol.Item(j)
s.WriteLine("<li>")
s.WriteLine(sfolder.Name)
s.WriteLine("</li>")
s.WriteLine("<ul>")

Dim oItems As Microsoft.Office.Interop.Outlook.Items = sfolder.Items

Dim oMsg As Microsoft.Office.Interop.Outlook.MailItem

Dim i As Integer

For i = 1 To oItems.Count

Try
oMsg = oItems.Item(i)
s.WriteLine("<li>")
s.WriteLine("<a href=ConsoleApplication1.exe?Personal Folders&Inbox&oMsg=i>" + oMsg.Subject + "</a>")
s.WriteLine("</li>")

Catch ex As InvalidCastException
Console.WriteLine("Caught:InvalidCastException", ex)

'Ignore any invalid casts.

End Try

Next
s.WriteLine("</ul>")
s.WriteLine("</ul>")

Next
s.Close()
fs =
New FileStream("c:\Outlook_Folders.htm", FileMode.Open, FileAccess.Read)

Dim d As New StreamReader(fs)
d.BaseStream.Seek(0, SeekOrigin.Begin)


'LogOff
appNameSpace.Logoff()

'cleanup
app =
Nothing
appNameSpace =
Nothing

'oItems = Nothing
Console.ReadLine()

Catch exc As ApplicationException
Console.WriteLine("Caught:ApplicationException", exc)

'Finally

' OlSecurityManager.DisableOOMWarnings = False

End Try

End Sub
End
Module