//クッキー設定関連-------------------------------------------------------
// Cookie取得
function getCookie(keyname) {
  tmp = document.cookie + ";";
  index1 = tmp.indexOf(keyname, 0);
  if (index1 != -1) {
    tmp = tmp.substring(index1,tmp.length);
    index2 = tmp.indexOf("=", 0) + 1;
    index3 = tmp.indexOf(";", index2);
    return(unescape(tmp.substring(index2, index3)));
  }
  return("");
}

// Cookie設定
function setCookie(keyname, val) {
  tmp = keyname + "=" + escape(val) + ";";
  tmp += "expires=Mon,31-Dec-2038 0:0:0;";
  document.cookie = tmp;
}

// Cookie設定path
function setCookie3(keyname, val,path) {
  tmp = keyname + "=" + escape(val) + ";";
  tmp += "expires=Mon,31-Dec-2038 0:0:0;";
  tmp += "path="+path+";";
  tmp += "domain=www.a-tus.com;";
  document.cookie = tmp;
}

// Cookie設定（24時間有効）
function setCookie24(keyname, val) {
  d = new Date();
  previsit = d.toGMTString();
  d.setTime(d.getTime() + 24*60*60*1000); //24時間後
  expire = d.toGMTString();
  tmp = keyname + "=" + escape(val) + "; path=/;";
  tmp += "expires="+expire+";";
  document.cookie = tmp;
}

// Cookie設定（セッションクッキー）
function setCookie2(keyname, val) {
  tmp = keyname + "=" + escape(val) + ";";
  document.cookie = tmp;
}

// Cookie削除（過去の日付に設定）
function delCookie(keyname) {
    expiredate = new Date();
    expiredate.setYear(expiredate.getYear()-1);
    tmp = keyname+"=;";
    tmp += "expires="+expiredate.toGMTString()+";";
    document.cookie = tmp;
}

// Cookie削除（1秒後）
function delCookie2(keyname,val) {
    expiredate = new Date();
    expiredate.setSeconds(expiredate.getSeconds()+1);
    tmp = keyname + "=" + escape(val) + ";";
    tmp += "expires="+expiredate.toGMTString()+";";
    document.cookie = tmp;
}