Hi. If you use Marker Manager - show/hide placemarks depend on zoom - you can noticed, that it stopped worked. The problem is: for current version, and version 3.10 of GoogleMaps API it stopped. You can check this link for google's example page http://google-maps-utility-library-v3.googlecode.com/svn/tags/markermanager/1.0/ But if "switch" to version 3.9 - it still working. I decided to add new component parameter - VERSION of MAP API - if you fill this field - I'll add this version into Maps API loading string - if you skip (or set to blank) - I'll skip definition for map API version in loading string (in URL) I mean this https://developers.google.com/maps/documentation/javascript/basics#Versioning And new version with this feature will be today or tomorrow. If you need it as quick as possible, post me - I'll…