http://www.dezmembrarimasini.ro/layouts/v3/js/flot/excanvas.js
http://www.habitatpresto.com/js/excanvas.js
http://irangn.ir/assets/plugins/charts_flot/excanvas.js?v=v2.0.0-rc8&sv=v0.0.1.2
https://www.dndnha.net/assets/js/excanvas.js?version=3.7