WebBrowser doc and InStr

[devGOD]

hi can someone help me out with this, i'm loading a webpage with the webbrowser control and then checking the HTML source for the work "server2update" if present some other coding is processed. My problem is that it's not detecting 'server2update'

Dim sDoc As String
      sDoc = WebBrowser1.Document
                                                                                     
If InStr(sDoc, "server2update") > 0 Then
... 'looking to see if server2update is present in the HTML coding
...