New: myGmaps enables you to create, save and host custom data files and display them with Google Maps. Visit myGmaps.com for custom Google Maps. Update: New version maps.6.js. Breaks at least onMapStateChanged handlers, now expects a function rather than an object—affects lat/long bookmarklet. Update: There looks like a new version of Google Maps (maps.4.js—make that maps.5.js, someone's been busy