EVANSTON—Fred McMerson and James Schwartz have been “bestest buds” since preschool. They first met at snack time, in which Fred had stolen James’s juice box. Life for the now two teens was all about hanging out with each other and sharing You Tube links (namely “Mad TV John Madden Popcorn Popper,” I suggest you check it out). That friendly lifestyle has since changed. On December 27, James forwarded an e-mail to Fred (mcmersonballa@aol.com) containing a link to a You Tube