SQL 2005 Pivot Command

[FastEddie]

How do I use the Pivot Command in SQL Server 2005. I have been looking at samples but I cannot Figure out what I am supposed to do with the two columns in the IN. I marked them as [...], [...] below.

SELECT [0], [1]
FROM
    SELECT     ServiceClassID, ServiceClassCode
    FROM         vServiceClasses
PIVOT
(COUNT (ServiceClassID)
FOR ServiceClassCode IN 
([0], [1] 
) AS pvt