RONKONKOMA - The Town of Islip is working on a plan to bring more planes and money to MacArthur Airport, and they're turning to the public for ideas.Officials are working on plans to expand service at the airport, which could mean more airlines, different flight options and bigger planes.Deborah Slinkosky, a community activist whose group is gearing up for a possible fight over the airport plan, says she has heard rumors of longer runways that can handle 757s.Islip Town Supervisor Tom Croci says he wants to hear the public's ideas. Though there's no official plan set in stone, Croci says the goal is to encourage more airlines and passengers to come to MacArthur Airport. Six years ago, Croci says there were 46 flights each day at the airport. Now, that number has been reduced to 18.Islip Town Board to replace MacArthur Airport commissioner