*Dollar Slumps To 1.5990 Against Pound

*Canadian dollar recovers early losses against yen; pair now worth 86.93

*Australian dollar soars to new multi-month high of 0.7919 against greenback

*NZ Dollar Spikes Up To 0.6291 Against Greenback And 60.72 Against Yen

*Canadian dollar rises to 2-day high of 1.1101 against dollar