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 update_val(objects, new_value) {
	objects.value = new_value;
}

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

/*タブ------------------------------------*/

function ChangeTab(tabname) {
   // 全部消す
   document.getElementById('tab1').style.display = 'none';
   document.getElementById('tab2').style.display = 'none';
   document.getElementById('tab3').style.display = 'none';

   // 指定箇所のみ表示
   document.getElementById(tabname).style.display = 'block';
}


/*タブ2------------------------------------*/

function ChangeTab2(tabname) {
   // 全部消す
   document.getElementById('tab_2_1').style.display = 'none';
   document.getElementById('tab_2_2').style.display = 'none';
   document.getElementById('tab_2_3').style.display = 'none';
   document.getElementById('tab_2_4').style.display = 'none';


   // 指定箇所のみ表示
   document.getElementById(tabname).style.display = 'block';
}


/*タブ3------------------------------------*/

function ChangeTab3(tabname) {
   // 全部消す
   document.getElementById('tab_3_1').style.display = 'none';
   document.getElementById('tab_3_2').style.display = 'none';
   document.getElementById('tab_3_3').style.display = 'none';
   document.getElementById('tab_3_4').style.display = 'none';
   document.getElementById('tab_3_5').style.display = 'none';
   document.getElementById('tab_3_6').style.display = 'none';
   document.getElementById('tab_3_7').style.display = 'none';
   document.getElementById('tab_3_8').style.display = 'none';
   document.getElementById('tab_3_9').style.display = 'none';
   document.getElementById('tab_3_10').style.display = 'none';
   document.getElementById('tab_3_11').style.display = 'none';
   document.getElementById('tab_3_12').style.display = 'none';
   document.getElementById('tab_3_13').style.display = 'none';
   document.getElementById('tab_3_14').style.display = 'none';
   // 指定箇所のみ表示
   document.getElementById(tabname).style.display = 'block';
}

/*タブ4------------------------------------*/
<!--
function ChangeTab4(tabname) {
   // 全部消す
   document.getElementById('tab_4_1').style.display = 'none';
   document.getElementById('tab_4_2').style.display = 'none';
   document.getElementById('tab_4_3').style.display = 'none';

   // 指定箇所のみ表示
   document.getElementById(tabname).style.display = 'block';
}
// -->


/*フォーム------------------------------------*/

function AllHide() {
   document.getElementById('internet').style.display = 'none';
   document.getElementById('program').style.display = 'none';
   document.getElementById('computer').style.display = 'none';
   document.getElementById('aatop').style.display = 'none';
}
function SetSubMenu( idname ) {
   AllHide();
   if( idname != "" ) {
      document.getElementById(idname).style.display = 'block';
   }
}


/*thicbox------------------------------------*/

function openSearchHandler() {
var stage = document.getElementById('searchStage');
var content = document.getElementById('searchContent');
stage.style.height = (document.body.clientHeight ? document.body.clientHeight : document.documentElement.clientHeight) + 'px';
stage.style.width = (document.body.clientWidth ? document.body.clientWidth : document.documentElement.clientWidth) + 'px';
stage.style.display = 'block';
content.style.left = (document.body.clientWidth ? document.body.clientWidth : document.documentElement.clientWidth) / 2 - 200 + 'px'; 
content.style.display = 'block';
}
function closeSearchHandler() {
document.getElementById('searchStage').style.display = 'none';
document.getElementById('searchContent').style.display = 'none';
}


/*マウスオーバー------------------------------------*/
/*1*/
var bg;
function b(x,y){

 if(y==1){ bg ="#693E23";}
 else { bg = "#BD8C6F"; }

 if(document.getElementById){
  document.getElementById(x).style.background=bg;
 }
 //IE4用
 else if(document.all){
  document.all(x).style.background=bg;
 }
}

/*2*/
var bg;
function b2(x,y){

 if(y==1){ bg ="#E01840";}
 else { bg = "#F36A9C"; }

 if(document.getElementById){
  document.getElementById(x).style.background=bg;
 }
 //IE4用
 else if(document.all){
  document.all(x).style.background=bg;
 }
}
/*3*/
var bg;
function b3(x,y){

 if(y==1){ bg ="#000066";}
 else { bg = "#6699CC"; }

 if(document.getElementById){
  document.getElementById(x).style.background=bg;
 }
 //IE4用
 else if(document.all){
  document.all(x).style.background=bg;
 }
}

/*折りたたみテキスト*/
window.onload = defaultClass;


function expand(t) {
    for (var i=0; i<5; i++) {
        var t = t.parentNode

        if (t.className=='hide') {
            t.className = 'show';
            break;
        } else if (t.className=='show') {
            t.className = 'hide';
            break;
        }
    }
}

function defaultClass() {
    var e = document.getElementsByTagName('*');

    for(var i=0; i<e.length; i++) {
        if(e[i].getAttribute('class') == 'show' || e[i].getAttribute('className') == 'show') {
            e[i].className = 'hide';
        }
    }
}