anchor.diff:  "LIDDLE, CHERRYL",2006,PRIMARY,STATE SENATE 28,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2006-primary/2006_sov.pdf
   "THOMAS, JESSE",2006,PRIMARY,STATE SENATE 40,LIBERTARIAN,http://elections.cdn.sos.ca.gov/sov/2006-primary/2006_sov.pdf
   "SMITHSON, MARIAN V.",2006,PRIMARY,TREASURER,LIBERTARIAN,http://elections.cdn.sos.ca.gov/sov/2006-primary/2006_sov.pdf
  -"WHITEHEAD, PAUL",2005,SPECIAL,ASSEMBLY 53,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2006-primary/2006_sov.pdf
  +"WHITEHEAD, PAUL",2005,SPECIAL ELECTION,ASSEMBLY 53,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2006-primary/2006_sov.pdf
   "TYRONE, RAY",2004,GENERAL,ASSEMBLY 01,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2004-general/sov_2004_entire.pdf
   "SCHWENK, TODD W.",2004,GENERAL,ASSEMBLY 04,DEMOCRATIC,http://elections.cdn.sos.ca.gov/sov/2004-general/sov_2004_entire.pdf
   "MANFRE, MELISSA",2004,GENERAL,ASSEMBLY 05,LIBERTARIAN,http://elections.cdn.sos.ca.gov/sov/2004-general/sov_2004_entire.pdf
  
positive.code: "STUDIER, PAUL L.",2000,GENERAL,STATE SENATE 35,LIBERTARIAN,http://elections.cdn.sos.ca.gov/sov/2000-general/sov-complete.pdf
  "JOHNSON, ROSS",2000,GENERAL,STATE SENATE 35,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2000-general/sov-complete.pdf
  "RAY, STEVE",2000,GENERAL,STATE SENATE 35,DEMOCRATIC,http://elections.cdn.sos.ca.gov/sov/2000-general/sov-complete.pdf
  "BATTIN, JAMES F.",2000,GENERAL,STATE SENATE 37,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2000-general/sov-complete.pdf
  "TELLO, DONNA",2000,GENERAL,STATE SENATE 37,LIBERTARIAN,http://elections.cdn.sos.ca.gov/sov/2000-general/sov-complete.pdf
  "ALPERT, DEDE",2000,GENERAL,STATE SENATE 39,DEMOCRATIC,http://elections.cdn.sos.ca.gov/sov/2000-general/sov-complete.pdf
  "KNOLES, STUART",2000,GENERAL,STATE SENATE 39,NATURAL LAW,http://elections.cdn.sos.ca.gov/sov/2000-general/sov-complete.pdf
  
negative.code: "FITZGERALD, JIM",2008,PRIMARY,STATE SENATE 15,NO PARTY PREFERENCE,http://elections.cdn.sos.ca.gov/sov/2008-general/sov_complete.pdf
  "GUERRERO, ARTHUR BRAVO",2008,PRIMARY,STATE SENATE 37,DEMOCRATIC,http://elections.cdn.sos.ca.gov/sov/2008-statewide-direct-primary/complete-sov.pdf
  "PETERS, DAVID W.",2008,PRIMARY,STATE SENATE 37,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2008-statewide-direct-primary/complete-sov.pdf
  "EVANS, MERVIN",2007,SPECIAL ELECTION,ASSEMBLY 55,DEMOCRATIC,http://elections.cdn.sos.ca.gov/special-elections/2007-ad55/final_official_canvass_ad55_primary.pdf
  "TROYER, ALBERT",2006,GENERAL,ASSEMBLY 10,PEACE AND FREEDOM,http://elections.cdn.sos.ca.gov/sov/2006-general/complete_sov.pdf
  "BONSER, JANICE M.",2006,GENERAL,ASSEMBLY 10,LIBERTARIAN,http://elections.cdn.sos.ca.gov/sov/2006-general/complete_sov.pdf
  "MORRISON, COLIN M.",2006,GENERAL,ASSEMBLY 27,REPUBLICAN,http://elections.cdn.sos.ca.gov/sov/2006-general/complete_sov.pdf
  