the "Class Period Schatz & Nobel, P.C.: DECEMBER 22 2005 - APRIL 11 2006 Milberg Weiss Bershad & Schulman LLP: DECEMBER 22 2005 - APRIL 11 2006 Shalov Stone & Bonner LLP DECEMBER 30 2005 - APRIL 11 2006 Scott+Scott, LL: DECEMBER 22 2005 - APRIL 11 2006 Sarraf Gentile LLP: LLP DECEMBER 30 2005 - APRIL 11 2006