0000930413-04-001859 DEF 14A 1 20040519 20040415 20040415 COMMUNITY BANK SYSTEM INC 0000723188 6021 161213679 DE 1231 DEF 14A 34 001-13695 04735364 5790 WIDEWATERS PKWY DEWITT NY 13214 8007242262 5790 WIDEWATERS PARKWAY DEWITT NY 13214 DEF 14A 1 c31973_def14a.txt