Brighton have bought striker Sam Baldock from Bristol City for around £2m. Seen as a possible Charlton target in the past, Baldock is known as a predator and will be available for selection against the Addicks tomorrow: Baldock
Charlton have won only one of the last seven meetings. Their only win since 2009 was 3-2 at The Valley in December last season. Brighton are unbeaten in the last three meetings at home, though they have won only one. Charlton's last win there was 2-0 in League One in December 2009.
Keeper Stephen Henderson will have a late fitness test. Chris Solly is fit.
Odds for the game: Brighton 5/6, Draw 11/5, Charlton 3/1.
The Seagulls are trialling a new smart phone app developed by the University of Sussex. This allows phones to share bandwidth by creating a network. Fans can communicate with each other, receive live updates on other games and travel information, and rate the referee. (Today he is Graham Salisbury from Lancashire).