title: Put circle over google map
body: <p>I have map ( GeoActivity ) in my app. I need to mark some region with circle, circle need to move with finger touch . How to achieve that ?
  I need something similar like <a href="http://www.apartmentfinder.com/Georgia/Atlanta-Apartments" rel="nofollow">http://www.apartmentfinder.com/Georgia/Atlanta-Apartments</a>
  when you go on personalize your search .</p>
  
  <p>Any idea, advice ?</p>