Indications that Facebook (FB) will open in the low-to-mid $40s, below the expectations of some, have contributed to a selloff in the NASDAQ, which is now trading near breakeven. Facebook-related plays are also moving lower. GSVC -3.8%. SVVC -9.3%. ZNGA -2.4%. RENN -7.4%. Trading has been delayed, but is expected to begin in minutes.