Whenever INSERT is happened in the CUSTOMER table,I need to call the "StoredProcedure1"and UPDATE is happend in the CUSTOMER table,I need to call the "StoredProcedure2" in the Trigger. How to determine if insert or update in the trigger from SQL Server 2008.

Some one can please help me how to solve?

Code:

CREATE TRIGGER Notifications ON CUSTOMER
FOR INSERT,UPDATE
AS
BEGIN
DECLARE @recordId varchar(20);
set @recordId= new.Id;
    //if trigger is insert at the time I call to SP1
        EXEC StoredProcedure1 @recordId
    //if trigger is Upadeted at the time I call to SP2
        EXEC StoredProcedure2 @recordId
END