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_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_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 menuNavi() { //v1.1 PVII

 var g,b,k,f,args=menuNavi.arguments;

 if(!document.menuNavic) {navi=new Array();document.menuNavic=true;}

 for(k=0; k<navi.length; k++) {

  if((g=MM_findObj(navi[k]))!=null) {

   b=(document.layers)?g:g.style;b.visibility="hidden";}}

 for(k=0; k<args.length; k++) {

  if((g=MM_findObj(args[k])) != null) {

   b=(document.layers)?g:g.style;b.visibility="visible";f=false;

   for(j=0;j<navi.length;j++) {

    if(args[k]==navi[j]) {f=true;}}

  if(!f) {navi[navi.length++]=args[k];}}}

}

function swImg(iName,str){
	document.images[iName].src = str;
}

/****************************/
/** メニューの操作 **********/
/****************************/
var clickMenu = null;
var clickImage = null;

function menuFocus(srcName, src) {
	if (clickMenu != srcName) {
		document.images[srcName].src = src;
	}
}
function menuClick(idName, srcName, src) {
	if (clickMenu != null) {
		document.images[clickMenu].src = clickImage;
	}
	var menuArray = new Array(menu1,menu2,menu3,menu5,menu6);
	for (i = 0; i < menuArray.length; i++) {
		menuArray[i].style.visibility = "hidden";
	}
	menuArray[idName].style.visibility = "visible";
	clickMenu = srcName;
	clickImage = src;
}
function subMenuFocus(idName, srcName, src) {
	document.images[srcName].src = src;
}