It was the summer camp equivalent of "Jaws." Instead ofscaring people out of the water, the first "Friday the 13th" movie had people shaking like a leaf when they went into the woods. But unlike the buzz that surrounded the making of "Jaws," no one could have predictedtriskaidekaphobia -- fear of the number 13 -- would grip the nation after the movie opened on ... you guessed it, Friday, June 13, 1980. Made for under $1 million and released 25 years ago today, the movie was shot over a fewmonths in Blairstown and around Warren County. Lead actress Betsy Palmer,...