search for: lybrarying

Hi all, I have 35 years, I have been working since I exit from University. I have returned to make a phd...I´m fortunatelly I´m working so unfortunatelly I have few time to study (I have also a baby with 16 months). I´m trying to use R but sometimes it gets very difficult. I´m trying to put this code in my polygon function colramp=colorRampPalette(brewer.pal(9,"YlOrRd") to use

...the graphics window shows the double line in differing places. What I thought may cause it: Just installed "xlsReadWrite", but I don't think that should be a problem, even though it's kind of irregular, with the xls.getshlib(). I restarted R when I noticed this, but even without lybrarying the package, it still happens. I only recently upgraded to R 2.13.1, so I'm not sure it didn't happen before the package. It did not happen with older R versions, that I do know. But that isn't necessarily causal. What I want to know: Any idea what may be causing this? Or better yet,...