Congratulations, Pale Moon User! You are one of lucky 7 Persons, who have been chosen for participation in the Pale Moon customer loyalty program. You have the chance to win one of four awards.
-->> Click OK!)

It's got nothing to do with what OS a person's running. I use Linux and got something similiar to the OP.Night Wing wrote:
I haven't run across this spam. Since I'm running linux Pale Moon, maybe that is the reason why I haven't seen anything like it (yet).