function changeFold(title){
    var list = new Array(10);
    list[0] = "newentry";
    list[1] = "comment";
    list[2] = "trackback";
    list[3] = "qrcode";
    list[4] = "sstyle";
    list[5] = "ssearch";
    list[6] = "category";
    list[7] = "monthly";
    list[8] = "introduction";
    list[9] = "counter";
    for (i = 0; i < list.length; i++) {
        var title1 = Array(list[i], 'name').join('');
        var title2 = document.getElementById(title1);
        var list1 = Array(list[i], 'list').join('');
        var list2 = this.document.getElementById(list1);

        if(title == "Original"){
            if(title2){
                title2.style.borderBottom = 'none';
            }
        } else {
            if(list2){
                if(list2.style.display == 'none'){
                    title2.style.borderBottom = 'none';
                } else {
                    title2.style.borderBottom = '1px solid #666699';
                }
                if(list[i] == 'ssearch' || list[i] == 'qrcode' || list[i] == 'counter'){
                    title2.style.borderBottom = '1px solid #666699';
                }
            }
        }
    }

    return;
}

function setActiveStyleSheet2(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
if(a.getAttribute("rel")){
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
}
  }
  return;
}

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

  // add 2005.07.15
  createCookie("p903tvistyle", title, 365);
  return;
}

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("mobile");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("mobile", title, 365);
}
var cookie = readCookie("mobile");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);