anchor.diff:      http://cran.cs.wwu.edu/
       http://camoruco.ing.uc.edu.ve/cran/
       http://cran.vinastat.com/
  -    http://lib.stat.cmu.edu/
     ];
   
     # Hackage mirrors
  
positive.code:     http://mirrors.xmu.edu.cn/CRAN/
      http://www.laqee.unal.edu.co/CRAN/
      http://www.icesi.edu.co/CRAN/
      http://mirrors.dotsrc.org/cran/
      http://cran.espol.edu.ec/
      http://cran.univ-lyon1.fr/
      http://mirror.ibcp.fr/pub/CRAN/
      http://ftp.igh.cnrs.fr/pub/CRAN/
      http://cran.irsn.fr/
      http://cran.univ-paris1.fr/
      http://mirrors.softliste.de/cran/
      http://cran.r-mirror.de/
      http://ftp5.gwdg.de/pub/misc/cran/
      http://cran.cc.uoc.gr/
      http://cran.rapporter.net/
      http://ftp.iitm.ac.in/cran/
      http://cran.repo.bppt.go.id/
      http://cran.um.ac.ir/
      http://ftp.heanet.ie/mirrors/cran.r-project.org/
      http://cran.mirror.garr.it/mirrors/CRAN/
      http://cran.stat.unipd.it/
      http://dssm.unipa.it/CRAN/
      http://essrc.hyogo-u.ac.jp/cran/
      http://cran.md.tsukuba.ac.jp/
      http://cran.ism.ac.jp/
      http://cran.nexr.com/
      http://biostat.cau.ac.kr/CRAN/
      http://cran.itam.mx/
      http://www.est.colpos.mx/R-mirror/
      http://cran.xl-mirror.nl/
  
negative.code:     http://cran.fyxm.net/
      http://r.adu.org.za/
      http://cran.mirror.ac.za/
      http://ftp.cixug.es/CRAN/
      http://cran.es.r-project.org/
      http://ftp.sunet.se/pub/lang/CRAN/
      http://stat.ethz.ch/CRAN/
      http://ftp.yzu.edu.tw/CRAN/
      http://cran.csie.ntu.edu.tw/
      http://mirrors.psu.ac.th/pub/cran/
      http://cran.pau.edu.tr/
      http://www.stats.bris.ac.uk/R/
      http://mirrors.ebi.ac.uk/CRAN/
      http://cran.ma.imperial.ac.uk/
      http://mirror.mdx.ac.uk/R/
      http://star-www.st-andrews.ac.uk/cran/
      http://cran.cnr.berkeley.edu/
      http://cran.stat.ucla.edu/
  