With thanks to garyb...
http://en.wikipedia.org/wiki/United_States_presidential_line_of_succession
1 Vice President of the United States Joe Biden (D)
2 Speaker of the House John Boehner (R)
3 President pro tempore of the Senate Patrick Leahy (D)
4 Secretary of State John Kerry (D)
5 Secretary of the Treasury Jacob Lew (D)
6 Secretary of Defense Chuck Hagel (R)
7 Attorney General Eric Holder (D)
Oy vey.