function menuActive() {
    if ( location.pathname == '/link/index.html' || location.pathname == '/link/' || location.pathname == '/link/japan/' || location.pathname == '/link/japan/index.html' ) {
      document.getElementById("m01").className = 'current';
      document.title='日本エコツーリズム協会：リンク：日本のエコツアー';
    }
    if ( location.pathname == '/link/link002.html' || location.pathname == '/link/world/' || location.pathname == '/link/world/index.html' ) {
      document.getElementById("m02").className = 'current';
      document.title='日本エコツーリズム協会：リンク：世界のエコツアー';
    }
    if ( location.pathname == '/link/link004.html' || location.pathname == '/link/photo/' || location.pathname == '/link/photo/index.html' ) {
      document.getElementById("m03").className = 'current';
      document.title='日本エコツーリズム協会：リンク：写真提供者';
    }
    if ( location.pathname == '/link/link005.html' || location.pathname == '/link/government/' || location.pathname == '/link/government/index.html' ) {
      document.getElementById("m04").className = 'current';
      document.title='日本エコツーリズム協会：リンク：官公庁';
    }
    if ( location.pathname == '/link/link003.html' || location.pathname == '/link/other/' || location.pathname == '/link/other/index.html' ) {
      document.getElementById("m05").className = 'current';
      document.title='日本エコツーリズム協会：リンク：その他';
    }
  }