SOMERSWORTH — Diane L. Smith, 68, a resident of Emery Street, passed away at her residence surrounded by her loving family, after a courageous battle with brain cancer.She was born Feb. 12, 1943, in Somersworth, a daughter of Daniel J. and Florence (Garrett) Cote. She graduated from Somersworth High School in 1961.She was a phlebotomist at Lab Corp. in Portsmouth, N.H. for more than 20 years, retiring in 2006. Diane enjoyed gardening, walking along Wells and Ogunquit beaches, spending time with her family, friends and especially her six grandchildren.She was predeceased by her parents.Diane is survived by her husband of 31 years, Charles W. Smith, of Somersworth; five sons, Dan Brown, and his wife, Lissa, of Rochester, George Brown, and his wife, Stefanie, of North Hampton, Don Smith, and his wife, Marlean, of Berwick, Maine, Dave Smith, and his wife, Ann, of Rochester and Jim Smith, of Somersworth; six grandchildren, Ava and Ella Brown, Cy Lagrassa, Ryer and Summer Smith and Zachary Smith.Friends may call, Sunday, Nov. 20, 2011, from 6 p.m. to 8 p.m. at Laing-Bibber Funeral Chapel, 36 Rochester St., Berwick, Maine, where a funeral service will be held, Monday, Nov. 21, 2011, at 10 a.m., with Rev. Walter Warren, officiating. Interment will follow at Forest Glade Cemetery in Somersworth.Should friends desire, donations in Diane's memory can be made to The National Brain Tumor Society, www.braintumor.org.Arrangements are in care of Laing-Bibber Funeral Chapel. www.bibberfuneral.comVisit www.fosters.com/obits for an online guest book.