Seemingly on the ropes after a Uzbekistan billionaire's lawyers pressured his former Web host into taking down his site, an Internet critic is back online in an ongoing Internet slugfest that has drawn worldwide attention to the way libel issues are handled in the blog world. Craig Murray, a former British ambassador to Uzbekistan, is not only back online but was recruited by his new Web host, Safehost, after his former site, Fasthosts, "disappeared" his blog.