// Roll Over //
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_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_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_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);


// Window Open //
function disp(url){ 

window.open(url, "window_name", "width=500,height=600,scrollbars=yes,resizable=yes,status=yes"); 

}

<!--
/*
navigator.userAgent = Mozilla/5.0 (Macintosh; U; PPC Mac OS X; ja-jp)
AppleWebKit/125.5.6 (KHTML, like Gecko) Safari/125.12
navigator.appName = Netscape
navigator.appVersion = 5.0 (Macintosh; U; PPC Mac OS X; ja-jp)
AppleWebKit/125.5.6 (KHTML, like Gecko) Safari/125.12

navigator.userAgent = Mozilla/5.0 (Macintosh; U; PPC Mac OS X; ja-jp)
AppleWebKit/312.5.1 (KHTML, like Gecko) Safari/312.3.1
navigator.appName = Netscape
navigator.appVersion = 5.0 (Macintosh; U; PPC Mac OS X; ja-jp)
AppleWebKit/312.5.1 (KHTML, like Gecko) Safari/312.3.1

navigator.userAgent = Mozilla/5.0 (Macintosh; U; PPC Mac OS X; ja-jp)
AppleWebKit/412.7 (KHTML, like Gecko) Safari/412.5
navigator.appName = Netscape
navigator.appVersion = 5.0 (Macintosh; U; PPC Mac OS X; ja-jp)
AppleWebKit/412.7 (KHTML, like Gecko) Safari/412.5

*/

var Win = (navigator.userAgent.indexOf("Win")!=-1);
var Mac = (navigator.userAgent.indexOf("Mac")!=-1);
var Explorer = (navigator.appName.indexOf("Explorer")!=-1);
var Netscape = (navigator.appName.indexOf("Netscape")!=-1);
var Version = navigator.appVersion.charAt(0);
var Safari_v1 = (navigator.appVersion.indexOf("Safari/1")!=-1);
var downurl = 'http://www.cuvo.jp';
var css = 'default.css';

if( Win && Explorer ) {
  css = 'win_ie.css';
} else if( Win && Netscape ) {
  css = 'win_nn.css';
} else if( Mac && Netscape ) {
  css = 'mac_nn.css';
}

//-->