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 GoWin(WO) {
    if (opener.closed) {
        NewWin=window.open("","MWindow");
        NewWin.location.href=WO;
                            } 
    else { opener.location.href=WO }
}

<!--

  //ポップアップウインドウの相対位置とサイズを決めて
  //openHELPWIN(event,url,offsetx,offsety,width,height)を起動

  function openHELPWIN(e,url,targetName,offsetx,offsety,width,height){

    //マウスの現在位置
    var mouseXonScreen = null
    var mouseYonScreen = null
  
    //マウスの現在位置取得
    if(document.all){    
                           
       //e4,e5,e6
       mouseXonScreen = window.event.screenX 
       mouseYonScreen = window.event.screenY

    } else if(document.layers || document.getElementById ){

       //n4,n6,n7,m1,o6
       mouseXonScreen = e.screenX
       mouseYonScreen = e.screenY

    }

    //マウスの現在位置から何ピクセル離すかセット
    var setx = mouseXonScreen + offsetx
    var sety = mouseYonScreen + offsety

    //サブウインドウを開く
    //(引数以外のパラメータセット)
    var para =""
             +" left="        +500
             +",screenX="     +150
             +",top="         +300
             +",screenY="     +150
             +",toolbar="     +0
             +",location="    +0
             +",directories=" +0
             +",status="      +0
             +",menubar="     +0
             +",scrollbars="  +0
             +",resizable="   +0
             +",innerWidth="  +265
             +",innerHeight=" +140
             +",width="       +265
             +",height="      +140

      helpwin=window.open(url,targetName,para)
      helpwin.focus()
  }
  
//-->

function openWin0(){
window.open("link.html","","screenY=150,top=150,screenX=300,left=500,width=287,height=495,scrollbars=1,menubar=0,toolbar=0,location=0,resizable=0,directories=0,status=0");}

function openWin1(){
window.open("http://disco-web.com/cgi-bin/bbs_file13/bbs13.cgi","","screenY=150,top=150,screenX=300,left=500,width=300,height=495,scrollbars=1,menubar=0,toolbar=1,location=0,resizable=0,directories=0,status=0");}


  function clearMovie(){
  if(document.getElementById)
    document.getElementById("movie").style.visibility = 'hidden'     
  else if(document.all)
    document.all("movie").style.visibility = 'hidden'     
  else if(document.layers)
    document.layers["movie"].visibility = 'hidden' 
}