\constfunc{bool}{GetInstance}{\param{const wxString\&}{ classId}}
Retrieves the current object associated with a class id, and attaches the IDispatch pointer
-to this object. Returns TRUE if a pointer was succesfully retrieved, FALSE otherwise.
+to this object. Returns TRUE if a pointer was successfully retrieved, FALSE otherwise.
Note that this cannot cope with two instances of a given OLE object being active simultaneously,
such as two copies of Excel running. Which object is referenced cannot currently be specified.