function unv(imgname, imgof) {
	if (navigator.appVersion > "3") {
		imgnum = new Image();
		if( imgof == 0 ){
			imgnum.src = "../img/nv/nv"+imgname+".jpg";
		}else if( imgof == 1 ){
			imgnum.src = "../img/nv/nv"+imgname+"_on.jpg";
		}else if( imgof == 2 ){
			imgnum.src = "../img/nv/nv"+imgname+".gif";
		}else if( imgof == 3 ){
			imgnum.src = "../img/nv/nv"+imgname+"_on.gif";
		}
		document.images['nv'+imgname].src = imgnum.src;
	}
}

function snv(imgname, imgof) {
	if (navigator.appVersion > "3") {
		imgnum = new Image();
		if( imgof == 0 ){
			imgnum.src = "img/snv"+imgname+".jpg";
		}else if( imgof == 1 ){
			imgnum.src = "img/snv"+imgname+"_on.jpg";
		}else if( imgof == 2 ){
			imgnum.src = "img/snv"+imgname+".gif";
		}else if( imgof == 3 ){
			imgnum.src = "img/snv"+imgname+"_on.gif";
		}
		document.images['snv'+imgname].src = imgnum.src;
	}
}

function ich(imgname, imgof) {
	if (navigator.appVersion > "3") {
		imgnum = new Image();
		if( imgof == 0 ){
			imgnum.src = "img/"+imgname+".jpg";
		}else if( imgof == 1 ){
			imgnum.src = "img/"+imgname+"_on.jpg";
		}else if( imgof == 2 ){
			imgnum.src = "img/"+imgname+".gif";
		}else if( imgof == 3 ){
			imgnum.src = "img/"+imgname+"_on.gif";
		}
		document.images[imgname].src = imgnum.src;
	}
}

function chg(id, clsof) {
	if (navigator.appVersion > "3") {
		cls = document.getElementById(id).className; /* 現状のclsを取得 */
		if( clsof == 0 ){ /* マウスオフになったとき、現状のclsから_onを引いたものをclsとする */
			onid = cls.indexOf("_on", 0);
			cls = cls.substr(0, onid);
		}else if( clsof == 1 ){ /* マウスオンになったとき、現状のclsに_onを足したものをclsとする */
			cls = cls+"_on";
		}
		document.getElementById(id).className = cls; /* 新しいclsを代入 */
	}
}

var pageURLs=new Array("",
"/robotsuithal/index.html",
"/customer/index.html",
"/entryform/index.html",
"/ti/index.html",
"/events/index.html",
"/publicity/index.html",
"/company/index.html");


var onText=new Array("",
"ROBOT SUIT HAL<sup>®</sup>",
"RENTAL",
"INQUIRY FORM",
"TABLE INTERFACE",
"EVENTS",
"PUBLICITY",
"COMPANY");

var offText=new Array("",
"ロボットスーツHAL<sup>®</sup>",
"HAL<sup>®</sup>福祉用レンタル",
"HAL<sup>®</sup>の個別相談",
"テーブルインターフェース",
"注目記事／イベント",
"メディア掲載情報",
"会社情報"); 

var bgOn=new Array("",
"/img/nv/nv_on.png",
"/img/nv/nv_on.png",
"/img/nv/nv_on.png",
"/img/nv/nv_on.png",
"/img/nv/nv_on.png",
"/img/nv/nv_on.png",
"/img/nv/nv_on.png");

var bgOff=new Array("",
"/img/nv/nv_off.png",
"/img/nv/nv_off.png",
"/img/nv/nv_off.png",
"/img/nv/nv_off.png",
"/img/nv/nv_off.png",
"/img/nv/nv_off.png",
"/img/nv/nv_off.png");

function doStuff(myid) {
 myDIV = document.getElementById("dmb" + myid);
 myP = document.getElementById("dmb" + myid).getElementsByTagName("a")[0];

 myDIV.style.backgroundImage="url(" + bgOn[myid] + ")";
 myP.innerHTML=onText[myid];

 myDIV.onmouseout=function() {
  myDIV.style.backgroundImage="url(" + bgOff[myid] + ")";
  myP.innerHTML=offText[myid];
 }
}

function startText(myid) {
 for (i=1;i<=7;i++)
 {
  document.getElementById("dmb" + i).getElementsByTagName("a")[0].href=pageURLs[i];
  document.getElementById("dmb" + i).getElementsByTagName("a")[0].innerHTML=offText[i];
 }
 bgOff[myid] = bgOn[myid];
 offText[myid] = onText[myid];
 document.getElementById("dmb" + myid).getElementsByTagName("a")[0].innerHTML=onText[myid];
 document.getElementById("dmb" + myid).style.backgroundImage="url(/img/nv/nv_on.png)";
}