Configure OpenX Ad Server and JW Player

We have an OpenX Ad Server We have a test advertiser on our OpenX Ad Server with a test video ad We have a test publisher website on our OpenX Ad Server with test video in JW Player Help us configure OpenX and JW player to play pre-roll, mid-roll and post-roll. Configure options necessary. Provide instructions on how to configure. Deliverables: Our video ad playing on our JW player as pre-roll, mid-roll and post-roll. Instructions on configuration