Wal-Mart's losing it's edge

According to this article, Wal-Mart's stock price has dropped 17% in the last year and it's competition like Target are picking up the slack. The high gas prices along with other factors are hurting profit. Now Wal-Mart is launching a campaign to lower health costs for employees and raise minimum wage. Critics say this is just a stunt to make Wal-Mart's faltering image, clear. Do you think this campaign is a good idea? Do you think it will make Wal-Mart look like a company concerned with our welfare and bring customers back?