Update: U.S. District Judge Virginia M. Kendall's comments on lack of jurisdiction in the class was clarified in the eighth- and ninth-from-last paragraphs.Courts in Illinois have no business handling a lawsuit filed against companies that sell vacation packages over the Internet, a federal judge has held.In a written opinion Friday, U.S. District Judge Virginia M. Kendall threw out a suit accusing the companies — Cheapcaribbean.com Inc., Apple Vacations LLC, Amstar DMC S.A. and Apple Leisure Corp. &mdash …