<!-- // 画像・リンクセットのランダム変更
// Imageの先読み
  imagechange1data = new Image() ;
  imagechange2data = new Image() ;
  imagechange3data = new Image() ;
  imagechange4data = new Image() ;
  imagechange5data = new Image() ;
  imagechange1data.src = "/sitemap/img/map-1.jpg" ;
  imagechange2data.src = "/sitemap/img/map-2.jpg" ;
  imagechange3data.src = "/sitemap/img/map-3.jpg" ;
  imagechange4data.src = "/sitemap/img/map-4.jpg" ;
  imagechange5data.src = "/sitemap/img/map-5.jpg" ;
  setTimeout("imagechange()",100) ;


function imagechange()
{
    switch(Math.floor(Math.random()*5)+1){
      case 1: { document.imagechangeimg.src="/sitemap/img/map-1.jpg" ; linkno = 1 ; break ; }
      case 2: { document.imagechangeimg.src="/sitemap/img/map-2.jpg" ; linkno = 2 ; break ; }
      case 3: { document.imagechangeimg.src="/sitemap/img/map-3.jpg" ; linkno = 3 ; break ; }
      case 4: { document.imagechangeimg.src="/sitemap/img/map-4.jpg" ; linkno = 4 ; break ; }
      case 5: { document.imagechangeimg.src="/sitemap/img/map-5.jpg" ; linkno = 5 ; break ; }
    }
    setTimeout("imagechange()",2000) ;
}

function imagechangelink()
{
    switch(linkno){
      case 1: { location.href = "/sitemap/img/map1.jpg" ; break ; }
      case 2: { location.href = "/sitemap/img/map2.jpg" ; break ; }
      case 3: { location.href = "/sitemap/img/map3.jpg" ; break ; }
      case 4: { location.href = "/sitemap/img/map4.jpg" ; break ; }
      case 5: { location.href = "/sitemap/img/map5.jpg" ; break ; }
    }
}
// -->