0000914317-07-000926 DEF 14A 1 20061231 20070402 20070402 20070402 BERKSHIRE HILLS BANCORP INC 0001108134 6036 043510455 1231 DEF 14A 34 000-51584 07738491 24 NORTH ST. PITTSFIELD MA 01201 4134435601 24 NORTH ST PITTSFIELD MA 01201 DEF 14A 1 def14a-82647_berk.htm PROXY STATEMENT