https://www.bowlmor.com/sites/all/themes/bowlmor/js/markerwithlabel.js
http://www.greektowncasino.com/wp-content/themes/greektown/js/markerwithlabel.js
http://www.zefal.com/themes/default-bootstrap/js/markerwithlabel.js
http://www.americanairmuseum.com/sites/all/themes/american_air_museum/js/markerwithlabel.js
http://www.listwp.com/wp-content/plugins/cm-map-locations-pro/asset/js/markerwithlabel.js