It looks like google changed their requirements. Now you need to go in and specifically grant access to the maps.geocode service associated with the key you are using. Please try that and see if it fixes the problem.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.