If you are develping web applications that need to use the Google maps API check this out…
http://www.blocsoft.com/bmap/ It allows you to create a simple online application that puts pins on a map but without the hassle of custom developing your own code to interface with the Google map objects. We are currently building an iPhone and Droid app for a client that uses location based services (LBS) for the mobile application and sends the data to their website. This looks like a great development tool for us to use.