All your lat/longs are held as strings e.g. "52.35" rather than numbers.
I think I'd try changing them to numbers when using, like var point = new google.maps.LatLng( parseFloat( addresses[i].latitude ) , ... -- You received this message because you are subscribed to the Google Groups "Google Maps JavaScript API v3" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-maps-js-api-v3?hl=en.
