Returns a document fragment containing the nodes of a range. If any nodes are partially selected, their start or end nodes are included.
HRESULT cloneContents( IDispatch **ppDocumentFragment );
Returns one of the following values.
S_OK The operation completed successfully. W3CException_DOM_INVALID_STATE IHTMLDOMRange::detach has been invoked on the object. W3Exception_DOM_HIERARCHY_REQUEST_ERR A document type node is included in the range that is being cloned.