Gbp/usd - 1.5160 ... The British pound rose strongly in European morning to a high of 1.5180 on active cross buying in sterling (eur/gbp tumbled to a 1-month low of 0.8872) b4 stabilizing. UK's Darling, in letter to G20, said systemic risk levy or tax on banks shud be coordinated internationally n measures beyond capital rules aimed at institutions posing risk to stability are needed. Bids are located at 1.5135/40, 1.5120 n 1.5100. On the upside, profit-taking offers are tipped at 1.5180 n 1.5210/15.