[1] Using JavaScript code modules - Mozilla | MDN (2015-12-23 19:14:41 +09:00) https://developer.mozilla.org/en-US/docs/Mozilla/JavaScript_code_modules/Using
[2] JavaScript code modules - Mozilla | MDN (2016-02-10 19:16:57 +09:00) https://developer.mozilla.org/en-US/docs/Mozilla/JavaScript_code_modules
[3] MIME型: JavaScript MIME型参照。