Sit down for about 10 minuites or so and have a read of this http://www.tweakheadz.com/how_to_get_started_with_midi.html you should then be able to set up your equipment to do what you want.
Hope this helps

Bill
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English Riviera:
Live entertainment, Real Ale, Great Scenery, Great Beaches, why would anyone want to live anywhere else (I�m definitely staying put).