Which module with Gmap can do this job?

I am very new and making a dating site by drupal 6.12
I already have CCK , content profile module
What i want to do is
1. Add google map to content profile
2. when user edit profile, click the map and save the location.
3. the google map can be see in profile page ( http://www.abc.com/user/1 )
4. and having a page to show all marker made by user.

is it location.module need to install ???
Or more other module i need??

I have search this forum and location.module forum, still confuse on it, because somebody say , it need panel.module, view.module....i have try to install these two module, but i really don't know what is it...

Please advise.