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

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
 // if (days) {
  //  var date = new Date();
  //  date.setTime(date.getTime()+(days*24*60*60*1000));
  //  var expires = "; expires="+date.toGMTString();
  //}
 // else expires = "";
  //document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
 // var nameEQ = name + "=";
  //var ca = document.cookie.split(';');
  //for(var i=0;i < ca.length;i++) {
  //  var c = ca[i];
  //  while (c.charAt(0)==' ') c = c.substring(1,c.length);
  //  if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  //}
  //return null;
}

window.onload = function(e) {
  //var cookie = readCookie("style");
  //var title = cookie ? cookie : getPreferredStyleSheet();
  //setActiveStyleSheet(title);
}

window.onunload = function(e) {
 // var title = getActiveStyleSheet();
 // createCookie("style", title, 365);
}

//var cookie = readCookie("style");
//var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);