Replaces the term Neaderthal with Jake Gyllenhaal. Can also replace all images with images of Jake.Replaces the string Neadnerthal with Jake Gyllenhaal. Also supports variant UK spelling of Neadnertal with Gyllenhall. The end result is good fun and internet reading, for everyone!
For Gyllemaniacs out there, this extension can optionally replace all images with images of Jake.