User:Chewy m/monobook.js

// User:Lupin/popups.js

mw.loader.load(            'https://en.wikipedia.org/w/index.php?title=User:Lupin/popups.js'             + '&action=raw&ctype=text/javascript&dontcountme=s'); Template is for easy pasting of Tools/Navigation popups code -- use // User:Lupin/popups.js

mw.loader.load(            'https://en.wikipedia.org/w/index.php?title=User:Lupin/popups.js'             + '&action=raw&ctype=text/javascript&dontcountme=s'); in your monobook.js (or whatever skin used).