Weekly Dollar Index:

The DX opens the week at 79.43.  Above 79.75, look for the DX to cruise past 80.00 and 80.25 to challenge 80.50. It should then step up past 81.00 to challenge 81.50. Below 79.00, look for the DX to drop past 78.50, and challenge 78.00. From that point a drop to 77.50 could lead to a challenge of 77.00.