See my suggestion re:lectionary implementation and guide at http://community.logos.com/forums/p/77213/540283.aspx#540283 and add notes regarding your own requirements.
Blessings, MJ! *smile*
Perhaps this shouldn't be here. This is information that you may or may not be interested in. One of the greatest works available at the L.C.M.S. Concordia Publishing House is this! http://www.cph.org/t-tdp.aspx
Please take a look also at the "inside" ... (you can get there from the first link OR http://s7d1.scene7.com/s7ondemand/brochure/flash_brochure.jsp?company=CPH&sku=tdp_2008&config=tdp_2008&zoomwidth=1000&zoomheight=720
It's incredible! Remarkable and more! *smile*