Interest-rate differentials are beneficial for the dollar. Greenspan said rates are going to continue to go up and the economic outlook is favorable.
Until you get tighter monetary policy in Indonesia, the currency will remain under downward pressure. Weakness in the currency and the rally in oil over the past couple of weeks have just compounded the inflationary expectations.
The dollar still looks robust against most of the major currencies. As we get closer to the next Fed decision, the market's going to be tempted to price in more and more rate increases.