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];}
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}


function backToTop() {
  var x1 = x2 = x3 = 0;
  var y1 = y2 = y3 = 0;
  if (document.documentElement) {
      x1 = document.documentElement.scrollLeft || 0;
      y1 = document.documentElement.scrollTop || 0;
  }
  if (document.body) {
      x2 = document.body.scrollLeft || 0;
      y2 = document.body.scrollTop || 0;
  }
  x3 = window.scrollX || 0;
  y3 = window.scrollY || 0;
  var x = Math.max(x1, Math.max(x2, x3));
  var y = Math.max(y1, Math.max(y2, y3));
  window.scrollTo(Math.floor(x / 2), Math.floor(y / 2));
  if (x > 0 || y > 0) {
      window.setTimeout("backToTop()", 25);
  }
}


/* クッキー */
function class_cookielib(){
	this.getCookie = getCookie;
	this.setCookie = setCookie;
	this.removeCookie = removeCookie;
	
	var expireDate = new Date();
	expireDate.setFullYear(expireDate.getFullYear()+1);
	expireStr = "expires=" + expireDate.toUTCString();

	function getCookie(name){
		var gc=name+"=";
		var Cookie=document.cookie;
		if (Cookie.length>0) {
			var start=Cookie.indexOf(gc);
			if (start!=-1) {
				start+=gc.length;
				terminus=Cookie.indexOf(";",start);
				if (terminus==-1) terminus=Cookie.length;
				return unescape(Cookie.substring(start,terminus));
			}
		}
		return '';
	}
	function setCookie() {
		var key = arguments[0];
		var val = arguments[1];
		var path = (typeof(arguments[2]) != 'undefined' ? arguments[2] : '/');
		var exp = (typeof(arguments[3]) != 'undefined' ? arguments[3] : expireStr);
		var sc = key + "=" + escape(val) + "; path=" + path + "; " + exp;
		document.cookie = sc;
	}
	function removeCookie(key,path) {
		if(!path){
			path = '/';
		}
		var rc = key + "=; path=" + path + "; expires=Thu, 1 Jan 1970 00:00:00 UTC";
		document.cookie = rc;
	}
}
var cookieObj = new class_cookielib();

function onresize_handler(){
	if(document.layers){
		window.location.reload();
	}
}
window.onresize = onresize_handler;



/* テキストサイズの変更 */
var txtsize_val = 1;
var txtsize_css_size = new Array();
txtsize_css_size[0] = '10px';
txtsize_css_size[1] = '12px';
txtsize_css_size[2] = '14px';
txtsize_css_size[3] = '16px';
txtsize_css_size[4] = '18px';
txtsize_css_size[5] = '20px';
function setTextSize(){
	if(cookieObj.getCookie('txtsize') != ''){
		txtsize_val = 1 * cookieObj.getCookie('txtsize');
	}
	document.write('<style type="text/css">');
	document.write('#main,#footer,#left_content { font-size:' + txtsize_css_size[txtsize_val] + '; }');
	document.write('</style>');
}
function changeTextSize(num){
	var fl_update = false;
	var tmp_val = txtsize_val + num;
	if(tmp_val >= 0 && tmp_val < txtsize_css_size.length){
		txtsize_val = tmp_val;
		fl_update = true;
	}
	if(fl_update){
		cookieObj.setCookie('txtsize',txtsize_val,'/','');
		window.location.reload();
	}
}


function viewFlash(file,width,height){
document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="'+width+'" height="'+height+'">\n');
document.write('<param name="movie" value="'+file+'">\n');
document.write('<param name="quality" value="high">\n');
document.write('<embed src="'+file+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+width+'" height="'+height+'"></embed>\n');
document.write('</object>\n');
}

window.onload = function() {
  var node_a = document.getElementsByTagName('a');
  for (var i in node_a) {
    if (node_a[i].className == 'blank') {
      node_a[i].onclick = function() {
        window.open(this.href, '', '');
        return false;
      };
    }
  }
};


function pcreqen(di,wi,he){
//  filez = 'https://www.vntn.jp/form/fm/vntnvcs/vdi/pc/' + di;2010/06/29 リニューアルの時に変更
  filez = 'https://www.vntn.jp/form/fm/vntnvcs/vdi/pc/ibc/' + di;
  prop = 'toolbar=yes,scrollbars=yes,resizable=yes,menubar=no,directories=no,status=0,locationbar=no,width=' + wi + ',height=' + he;
  nam = di;
  win_name = window.open(filez,nam,prop);
}

function vdipc(di,wi,he){
  filez = 'https://www.vntn.jp/form/fm/vdi/' + di;
  prop = 'toolbar=yes,scrollbars=yes,resizable=yes,menubar=no,directories=no,status=0,locationbar=no,width=' + wi + ',height=' + he;
  nam = di;
  win_name = window.open(filez,nam,prop);
}

function vdiprivacy(di,wi,he){
  filez = 'http://vantan.com/' + di;
  prop = 'toolbar=yes,scrollbars=yes,resizable=yes,menubar=no,directories=no,status=0,locationbar=no,width=' + wi + ',height=' + he;
  nam = di;
  win_name = window.open(filez,nam,prop);
}


function gw0904(di,wi,he){
  filez = 'https://www.vntn.jp/form/fm/tokyo/' + di;
  prop = 'toolbar=yes,scrollbars=yes,resizable=yes,menubar=no,directories=no,status=0,locationbar=no,width=' + wi + ',height=' + he;
  nam = di;
  win_name = window.open(filez,nam,prop);
}

function gw0904_osaka(di,wi,he){
  filez = 'https://www.vntn.jp/form/fm/osk/' + di;
  prop = 'toolbar=yes,scrollbars=yes,resizable=yes,menubar=no,directories=no,status=0,locationbar=no,width=' + wi + ',height=' + he;
  nam = di;
  win_name = window.open(filez,nam,prop);
}

function myGo(){
  mySelect = document.myForm.myMenu.selectedIndex;
  location.href = document.myForm.myMenu.options[mySelect].value;
}

function myGo2(){
  mySelect = document.myForm2.myMenu2.selectedIndex;
  location.href = document.myForm2.myMenu2.options[mySelect].value;
}

function myGo3(){
  mySelect = document.myForm3.myMenu3.selectedIndex;
  location.href = document.myForm3.myMenu3.options[mySelect].value;
}

function myGo4(){
  mySelect = document.myForm4.myMenu4.selectedIndex;
  location.href = document.myForm4.myMenu4.options[mySelect].value;
}

function myGo5(){
  mySelect = document.myForm5.myMenu5.selectedIndex;
  location.href = document.myForm5.myMenu5.options[mySelect].value;
}

function myGo6(){
  mySelect = document.myForm6.myMenu6.selectedIndex;
  location.href = document.myForm6.myMenu6.options[mySelect].value;
}

function myGo7(){
  mySelect = document.myForm7.myMenu7.selectedIndex;
  location.href = document.myForm7.myMenu7.options[mySelect].value;
}