Above the player window there is a tab entitled "World".

 

When you click on this tab you will see a mapof the worls with red dots that indicate the location of tge users who are currently logged in.

 

Below the map there is a button labelled "Show Friends".

 

 

If you click on this butoon all the users with the status "Friend" will be shown on the map with a blue dot.

 

 

Clicking on this button a second time deactivates this function.