Frequent gross errors in comparative interactive stock charting, not just quantitative but in direction !
For instance: RYSEX vs IJS:
Feb 17 2004 to Feb 18 2009 RYSEX actually outperformed IJS by 4%; your chart shows opposite i.e. IJS outperforming RYSEX by 6%;
Also: 3 Mo to 2/18/09: RYSEX beat IJS by 8%; your chart shows Ijs beating RYSEX by 5%.