Brainwashing and mental manipulation never tasted so sweetbut it helps when that taste is flavored with lymon. As the online extension of Crispin Porter + Bogusky's surrealistic new campaign for Sprite, the AKQA-created subLYMONal.com takes the notion of subliminal messaging to deeper, more subversive levels than the TV spots, in the multi-layered effort to ensnare the minds of the young and the hip.