key advertising recaster. "zenith optimedia" cutts global ad spendingstimates for 2009 as companiecontinued to cut vertising spending in the first half. thfirm says the second quarter saw some improment, and predictshe ad market in the u.s. and europe wi recover in 2011. >> jef the obama administrati said today it's confident general moto will emerge from nkruptcy by the end of the month yesterday, a fedal judge gave the automaker the ahead to sell its assets to a new mpany. in exchange for a $50 billio investment in m., the u.s. govement will hold a 60% stake. the government's auto ta force predicts the new.m. could sell ares by the first half of ne ar.