OpenDocuments.ViewDocument Method
SharePoint 2010
Published: May 2010
Opens the document for reading instead of editing, so that the document is not locked on the server.
expression.ViewDocument(bstrDocumentLocation, varProgID)
expression
An expression that returns an OpenDocuments Control object.
bstrDocumentLocation
A string that contains the URL of the document to open for reading.
varProgID
An optional string that contains the ProgID of the application with which to open the document. If this argument is omitted, the default viewer for the document is used.