See this from The Jewish Chronicle:
Abraham Foxman, Director of the New York-based hate-monitor the Anti Defamation League, told The Daily Caller. “I think it is ugly, disgusting, offensive.”I think this is the first time I've ever agree with Abe.
UPDATE (30/9/2012 20:24) with thanks to Deir Yassin in the comments:
A lot of commentators on Netanyahu's appearance, speech and general performance at the UN recently assumed that Bibi doesn't know what he's doing. This picture from Deir Yassin suggests he knows exactly what he's doing.