Part of the charm of the upcoming movie Snakes on a Plane isits inherent cheese factor. Therefore it came as little surprise whenNew Line announced Monday that it has decided not to schedule a press screening for the movie before its official opening on Aug. 17."Understanding that they would be the driving force behind the film,we decided early on they should be the first to see it," New Line said in a statement. "They will have the opportunity on Thursday evening,Aug. 17, at 10 p.m. shows across the country. We are not planning anyadvance media or promotional screenings prior to that."