No-Library (pure JS), HTML, CSS, JavaScript
Standart arrow (circle)
Standart arrow (line)
Standart arrow
Konva
jQuery 1.9.1, HTML, CSS, JavaScript
http://stackoverflow.com/questions/16914085/how-to-convert-utf-8-string-to-urlencoded-win1251-in-javascript
jQuery 1.7.2, HTML, CSS, JavaScript