0000899171-03-000005 4 1 20030128 20030129 KRASNY MICHARLE P 0000942499 DIRECTOR 4 812 SKOKIE BLVD NORTHBROOK IL 60062 CDW COMPUTER CENTERS INC 0000899171 5961 363310735 IL 1231 4 34 000-21796 03528641 200 N MILWAUKEE AVE VERNON HILLS IL 60061 8474656000 200 N MILWAUKEE AVE VERNON HILLS IL 60061 4 1 form_4-mpk012803.htm