stumble or start of a major down trend?

Hi All,

Seems difficult to call. Over the last few days sentiment had turned very cautious on the down side. VIX showed increased action.

But when I plotted the weekly Gann charts, it seemed to show that the graphs are not near any major resistance line. See:

http://ozstock.blogspot.com/2009/08/technical-analysis-gann-charts-dow-and.html