Hi, Anyone happen to know what the parameter "_fb_fromhash" is for? I did some googling and reading on the facebook forums but didn''t find a clear answer. Thanks, Vidal. ================ Vidal Graupera vidalg at a2z.com 650-331-2714 130 Lytton Ave., Suite 300 Palo Alto, CA 94301 UnSpun by Amazon: Community Opinions ... Ranked! http://unspun.amazon.com