Get details of an Occurrence of a Programme. 

Returns an Authenticated Occurrence containing the details of the given Occurrence. 

The Occurrence is represented by a TOccu. 

An Occurrence ID (iOccu_ID) is passed as a parameter. iOccu_ID must specify a valid Occurrence or Booking, otherwise, no occurrence is returned. 

A token is passed for authentication. If the authentication fails, or other errors occur, no occurrence is returned. The result of the authentication is represented by a TAuthenticate object. 

Requires a valid registration key entry for the Short Courses feature. 

This function has security level "Unrestricted", and can be accessed by any authenticated user.

[WebMethod(Description = "Gets the details for an occurrence with the specified ID")]
public TAuthOccu GetOccurrenceDetails(string sToken, int iOccu_ID);