See fpcr.org's new sermon audio search page at the link below. Search nearly 2500 audio files from 1998 to 2004 (2005 will be added soon). Thanks to Mark Kodak (Saiph) for authoring the page! Let me know what you think and if there need to be improvments (it needs some tinkering I'm sure).
http://www.fpcr.org/fpdb/Audio-Search.asp
http://www.fpcr.org/fpdb/Audio-Search.asp
