stylesheet-injector.js

(function() {
  var css =
      [ '/css/default.css'
      , '/css/section.css'
      , '/css/custom.css'
      ]
    , i = -1
    , link = document.createElement( 'link' )
    , head = document.getElementsByTagName( 'head' )[0]
    , tmp

  link.rel = 'stylesheet'

  while ( css[++i] ) {
    tmp = link.cloneNode();
    tmp.href = css[i];
    head.appendChild( tmp );
  }
})();