just try..if it doesn't works..you did not lost anything..
Here is a tut how to double open Airrivals Or Ace online
Get : SandBoxie link : [[Only registered and activated users can see links. ] ]
Tut: After installation
Go on Start/Programs/SandBoxie/Run any program Sandboxed And go to airrivals directory C:\Program Files\gf4D\AirRivals\AirRivals.exe
(I hope you knew the directory....)
Well thats it now you can double login!
just copy the link above and paste it in web address...
help me find out what is lock of this sandboxed so that we can dual log in...