//--- ロールオーバー
  Img = new Array()
  for (i = 1; i < 50; i++) {
    Img[i] = new Image()
    if (i < 10) { Img[i].src = "/image/index0" + i + ".gif" }
    else        { Img[i].src = "/image/index"  + i + ".gif" }
  }
  function CngImg(ImgName, ImgID) {
    document.images[ImgName].src = Img[ImgID].src
  }

  //--- ログイン判定
  function login_moji(UrlChk) {
    //--- ログイン文字の変更
    if (document.cookie.indexOf("AUT=") > -1) {
      moji1 = "<IMG src=\"/image/i_log_in.gif\" width=\"16\" height=\"16\" border=\"0\">";
      if (document.cookie.indexOf("LID=") > -1) {
        CokIti = document.cookie.indexOf("LID=");
        CokStr = document.cookie.substring((CokIti+4));
        CokIti = CokStr.indexOf(";");
        if (CokIti > -1) { CokStr = CokStr.substring(0,CokIti); }
        if (CokStr.length > 20) { CokStr = CokStr.substr(0,20) + "..."; }
        moji2 = "<SPAN class=\"h1\"><FONT color=\"#f19201\">" + CokStr + " でログイン中</FONT></SPAN><BR>";
        moji2 = moji2 + "<SPAN style='font-family:\"ＭＳ Ｐゴシック\",sans-serif; font-size:12px; line-height:16px; letter-spacing:1px;'>";
        moji2 = moji2 + "<NOBR><A href=\"javascript:lid_change()\" style=\"text-decoration:none;\">";
        moji2 = moji2 + "<FONT color=\"#1188CD\">（<B>⇌</B>ユーザーの切替）</FONT></A></NOBR></SPAN>";
      }
      else {
        moji2 = "<SPAN class=\"h1\"><FONT color=\"#f19201\">ログイン中</FONT></SPAN>";
      }
      document.getElementById("login_img").innerHTML = moji1;
      document.getElementById("login_str").innerHTML = moji2;
    }
    //--- cookie保存の URLページ を開く
    if (UrlChk == 1) {
      CokIti = document.cookie.indexOf("URL=");
      if (CokIti > -1) {
        LinkHREF = "OK";
        CokLen = document.cookie.length;
        CokStr = document.cookie.substring((CokIti+4),CokLen);
        CokIti = CokStr.indexOf(";");
        if (CokIti > -1) { LinkHREF = CokStr.substring(0,(CokIti-1)); }
        else             { LinkHREF = CokStr; }
        if (LinkHREF != "OK") {
          ToDay = "Tue, 1-Jan-1980 00:00:00";
          document.cookie = "URL=0; expires=" + ToDay + "; path=/; domain=.mards.net;";
          document.cookie = "BAK=0; expires=" + ToDay + "; path=/; domain=.mards.net;";
          if (LinkHREF.substring(0,4) == "http") {
            LinkHREF = unescape(LinkHREF);
            location.href = LinkHREF;
          }
        }
      }
    }
  }

  //--- ユーザー管理ツールを開くときの確認
  function UserToolChk() {
    LinkHREF = "OK";
    CokSet = document.cookie.indexOf("AUT=");
    if (CokSet > -1) {
      myDate = new Date();
      myTime = myDate.getTime();
      CokStr = document.cookie.substring((CokSet+4),(CokSet+5));
      if (CokStr == "2" || CokStr == "4") {
        if (document.cookie.indexOf("LID=") > -1 || document.cookie.indexOf("ADK=") > -1) {
          LinkHREF = "https://mrsi.mards.net/member/user_tool_menu.sc3?," + myTime;
        }
      }
      else {
        LinkHREF = "https://mrsi.mards.net/member/user_tool_menu.sc3?," + myTime;
      }
    }
    if (LinkHREF != "OK") {
      location.href = LinkHREF;
      return false;
    }
    else { return true; }
  }

  //--- 簡易表示のチェックボックス
  function LstChk() {
    CokSet = document.cookie.indexOf("LST=");
    //--- 削除
    if (CokSet > -1) {
      ToDay = "Tue, 1-Jan-1980 00:00:00";
      document.cookie = "LST=0; expires=" + ToDay + "; path=/; domain=.mards.net;";
    }
    //--- 保存（６ヶ月）
    else {
      exp = new Date();
      exp.setTime(exp.getTime()+1000*60*60*24*31*6);
      ToDay = exp.toGMTString();
      document.cookie = "LST=1; expires=" + ToDay + "; path=/; domain=.mards.net;";
    }
  }

  //--- 検索語保存
  function WordKeep() {
    if (document.Form_Search.KeyWord.value.length > 0) {
      //--- 「NSW」（No Search Window）がセットされていないとき
      if (document.cookie.indexOf("NSW=") < 0) {
        kwd = escape(document.Form_Search.KeyWord.value.substring(0,500));
        document.cookie = "KWD=" + kwd + "; path=/; domain=.mards.net;";
      }
    }
  }

  //--- 分野検索
  function genre_search() {
    document.Form_Search.action = "/sc/select_genre_search.sc3";
    document.Form_Search.submit();
  }

  //--- LIDユーザーの切替
  function lid_change() {
    //--- Cookieの削除
    ToDay = "Tue, 1-Jan-1980 00:00:00";
    document.cookie = "LID=0; expires=" + ToDay + "; path=/; domain=.mards.net;";
    //--- 再ログイン
    myDate = new Date();
    myTime = myDate.getTime();
    LinkHREF = "https://mrsi.mards.net/member/member_login.sc2?LOGIN," + myTime;
    location.href = LinkHREF;
  }