You turn off the ECL check on the 'Start a server' panel when you go to start the module on the server.
As for installing it. You need to import the .erf, which will give you an object and an include. If you want to write any code which uses a PC hide, include the include and use the functions in it to access the hide. This is mainly done to provide a consistant programming API to the hide.
10 - A Masterpiece, Genuinely Groundbreaking 9 - Outstanding, a Must Have 8 - Excellent, Recommended to Anyone 7 - Very Good, Deserves a Look 6 - Good, Qualified Recommendation 5 - Fair, Solid yet Unremarkable 4 - Some Merit, Requires Improvements 3 - Poor Execution, Potential Unrealized 2 - Very Little Appeal 1 - Not Recommended to Anyone