Removed duplicate check (is('form') and closest('form')) in refire function.
Removed duplicate check (is('form') and closest('form')) in refire function.

ziykon/jquery.dirtyforms,GerHobbelt/jquery.dirtyforms,NightOwl888/jquery.dirtyforms,GerHobbelt/jquery.dirtyforms,NightOwl888/jquery.dirtyforms,ziykon/jquery.dirtyforms,snikch/jquery.dirtyforms,snikch/jquery.dirtyforms,ziykon/jquery.dirtyforms,snikch/jquery.dirtyforms,GerHobbelt/jquery.dirtyforms,NightOwl888/jquery.dirtyforms