Darleene Cook, 78, of Great Falls, an assembly parts purchaser for Motorola, died on Saturday, August 4, 2012 of natural causes at a local care facility.Darleene is survived by her daughter, Becky Mesaros of Cascade, MT; sons Rick Seidlitz of White Sulphur Springs, MT, Mick Seidlitz of Great Falls, MT Randy Seidlitz of Brier, WA, , Bob Seilitz of Millstaot, IL, and Darin Cook of Mesa, AZ; 20 grandchildren, 18 great-grandchildren.