add value to node..

[C++ Programming]

Hi,
May i know how can i add a value for an Xmlnode.. using msxml..when im trying to use
BSTR bstr2;
Node1->get_text(&bstr2);
Node->put_text(&bstr2);

im getting the below error

error C2664:
L::IXMLDOMNode::put_text' : cannot convert parameter 1 from 'BSTR * ' to 'BSTR'