Need Help with Spell Check code

Hello Everyone:

I am having problem with my code; i ma trying to setup a Spell Check button. when I truy to compile the code I get the following error message when it gets to this line:

strResult = Left(objDoc.Content, Len(objDoc.Content) - 1)

Public Property Left() As Integer' has no parameters and its return type cannot be indexed.

 

What am i missing? thanks in advance.

'**********************************************

Private Sub BtnSpellCheck1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtnSpellCheck1.Click
        Dim objWord As Object
        Dim objDoc As Object
        Dim strResult As String

        'Create a new instance of word Application
        objWord = CreateObject("word.Application")

        Select Case objWord.Version
            'Office 2000
            Case "9.0"
                objDoc = objWord.Documents.Add(, , 1, True)
                'Office XP
            Case "10.0"
                objDoc = objWord.Documents.Add(, , 1, True)
                'Office 97
            Case Else ' Office 97
                objDoc = objWord.Documents.Add
        End Select

        objDoc.Content = RichTextBox1.Text
        objDoc.CheckSpelling()

        strResult = Left(objDoc.Content, Len(objDoc.Content) - 1)

        If RichTextBox1.Text = strResult Then
            ' There were no spelling errors, so give the user a
            ' visual signal that something happened
            MsgBox("The spelling check is complete.", vbInformation + vbOKOnly)
        End If

        'Clean up
        objDoc.Close(False)
        objDoc = Nothing
        objWord.Application.Quit(True)
        objWord = Nothing
        ' Replace the selected text with the corrected text. It's important that
        ' this be done after the "Clean Up" because otherwise there are problems
        ' with the screen not repainting
        RichTextBox1.Text = strResult
        Exit Sub

    End Sub