title: Can't install packages (Windows)
body: <p>An attempt to install a package in R results in a typical error message:</p>
  
  <pre><code>install.packages("plotrix")
  ## Installing package into ‘C:/Users/nevs/Documents/R/win-library/3.0’
  ## (as ‘lib’ is unspecified)
  ## package ‘plotrix’ is available as a source package but not as a binary
  ## Warning in install.packages :
  ## package ‘plotrix’ is not available (for R version 3.0.2)
  </code></pre>
  
  <p>This message popped up for every package tried. Please suggest a solution or an an alternate way to install packages to R in windows.
  System information:</p>
  
  <pre><code>&gt; version
                 _                           
  platform       x86_64-w64-mingw32          
  arch           x86_64                      
  os             mingw32                     
  system         x86_64, mingw32             
  status                                     
  major          3                           
  minor          0.2                         
  year           2013                        
  month          09                          
  day            25                          
  svn rev        63987                       
  language       R                           
  version.string R version 3.0.2 (2013-09-25)
  nickname       Frisbee Sailing        
  </code></pre>