In SQL 2008, if you want a specific user to be able to execute any stored proc (existing ones and newly created ones), you can do this:
USE <your_db_name>
GRANT EXECUTE TO <user_name> --there is no "ON" clause
SQL DBA,SQL Server MVP(07, 08, 09) "It's a dog-eat-dog world, and I'm wearing Milk-Bone underwear." "Norm", on "Cheers". Also from "Cheers", from "Carla": "You need to know 3 things about Tortelli men: Tortelli men draw women like flies; Tortelli men treat women like flies; Tortelli men's brains are in their flies".