문자열을 무거운 한글로 바꾸기
http://www.mins01.com/web_work/js/divideHangulPhoneme.js/convertHeavyHangul.htmlhttps://github.com/mins01/divideHangulPhoneme.js
- https://github.com/mins01/divideHangulPhoneme.js + http://www.mins01.com/web_work/js/divideHangulPhoneme.js/convertHeavyHangul.html