https://namestat.org/templates/shape5_vertex/js/s5_flex_menu.js
http://www.pdxlan.net/home/templates/gamers/js/s5_flex_menu.js
http://psu.edu.eg/templates/design_control/js/s5_flex_menu.js
http://www.ultratrail.it/templates/traction/js/s5_flex_menu.js