if(navigator.appVersion.charAt(0) >= 3) {
 var img = new Array();
 img[0] = new Image();  img[0].src = "img/tsudanuma/map_t_pic0.jpg";
 img[1] = new Image();  img[1].src = "img/tsudanuma/map_t_pic1.jpg";
 img[2] = new Image();  img[2].src = "img/tsudanuma/map_t_pic2.jpg";
 img[3] = new Image();  img[3].src = "img/tsudanuma/map_t_pic3.jpg";
 img[4] = new Image();  img[4].src = "img/tsudanuma/map_t_pic4.jpg";
 img[5] = new Image();  img[5].src = "img/tsudanuma/map_t_pic5.jpg";
 img[6] = new Image();  img[6].src = "img/tsudanuma/map_t_pic6.jpg";
 img[7] = new Image();  img[7].src = "img/tsudanuma/map_t_pic7.jpg";
 img[8] = new Image();  img[8].src = "img/tsudanuma/map_t_pic8.jpg";
 img[9] = new Image();  img[9].src = "img/tsudanuma/map_t_pic9.jpg";
 img[10] = new Image();  img[10].src = "img/tsudanuma/map_t_pic10.gif";
 img[11] = new Image();  img[11].src = "img/tsudanuma/map_t_pic11.gif";
 img[12] = new Image();  img[12].src = "img/tsudanuma/map_t_pic12.gif";
 img[13] = new Image();  img[13].src = "img/tsudanuma/map_t_pic13.gif";
 img[14] = new Image();  img[14].src = "img/tsudanuma/map_t_pic14.gif";
 img[15] = new Image();  img[15].src = "img/tsudanuma/map_t_pic15.gif";
 img[16] = new Image();  img[16].src = "img/tsudanuma/map_t_pic16.gif";
 img[17] = new Image();  img[17].src = "img/tsudanuma/map_t_pic17.gif";
 img[18] = new Image();  img[18].src = "img/tsudanuma/map_t_pic18.gif";
 img[19] = new Image();  img[19].src = "img/tsudanuma/map_t_pic19.gif";
 img[20] = new Image();  img[20].src = "img/0.gif";
}


function change_image(nam,num) {
if(navigator.appVersion.charAt(0) >= 3) {
 document.images[nam].src = img[num].src;
   }
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}