Fr Jay Scott Newman tells his parishioners that if they voted for Obama they have put themselves outside the full communion of the Catholic Church, and that they should head for the confessional and get right with God before coming to receive communion. Read it here.
His letter includes this excellent prayer for our new President: God our Father, all earthly powers must serve you. Help our President-elect, Barack Obama, to fulfill his responsibilities worthily and well. By honoring and striving to please you at all times, may he secure peace and freedom for the people entrusted to him. We ask this through Our Lord Jesus Christ, your Son, who lives and reigns with you and the Holy Spirit, one God for ever and ever.