Looks like the quake-json.js script is for the old Google map, not the newer Leaflet/OpenStreetMap that the script is expecting.
Upload wxquake.php, quake-json.js and quake-json.css to your site replacing the old copies that were for Google.
Looks like the quake-json.js script is for the old Google map, not the newer Leaflet/OpenStreetMap that the script is expecting.
Upload wxquake.php, quake-json.js and quake-json.css to your site replacing the old copies that were for Google.