The DocumentaryBelfast and the BNPBBC Radio Ulster Duration: 30 minutesFirst broadcast: Sun 21st Mar 2010, 13:30 on BBC Radio UlsterLatest broadcast: Thu 25th Mar 2010, 19:30 on BBC Radio UlsterWhy has the British National Party chosen Northern Ireland as its new fundraising hub? Andy Martin investigates.GenresFactualBrandThe Documentary Source: BBC Online