// styleswitch (based on http://www.alistapart.com/stories/alternate/... thx!)

function StyleSwitch(stylename) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1) {
      if(a.getAttribute("title") == stylename) { 
        a.disabled = false;
      }
      else {
        a.disabled = true;
      }
    }
  }
}