HILADELPHIA - As a Baptist minister, the Rev. Luis Cortes has long sought to build a national network of Hispanic churches, one that would bring new power to an emerging minority. As an elected official, President Bush has long sought a more diverse Republican Party, one that would lure more blacks and Hispanics to a dominant conservative bloc. These days, the two are united by faith, friendship, and a line item in the federal budget called the Compassion Capital Fund.