BrowserOK =  (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || 
  ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 ))); 

function ImgPreload(img) {
 var a=new Image(); a.src=img; return a; 
 }

if(BrowserOK) {
 a1n=ImgPreload('../images/sottomenu01-e.gif');
 a1h=ImgPreload('../images/sottomenu01x-e.gif');
 a2n=ImgPreload('../images/sottomenu02-e.gif');
 a2h=ImgPreload('../images/sottomenu02x-e.gif');
 a3n=ImgPreload('../images/sottomenu03-e.gif');
 a3h=ImgPreload('../images/sottomenu03x-e.gif');
 a4n=ImgPreload('../images/sottomenu04-e.gif');
 a4h=ImgPreload('../images/sottomenu04x-e.gif');
 a5n=ImgPreload('../images/sottomenu05-e.gif');
 a5h=ImgPreload('../images/sottomenu05x-e.gif');
 a7n=ImgPreload('../images/sottomenu07-e.gif');
 a7h=ImgPreload('../images/sottomenu07x-e.gif');

 a10n=ImgPreload('../images/sottomenu10-e.gif');
 a10h=ImgPreload('../images/sottomenu10x-e.gif');
 a11n=ImgPreload('../images/sottomenu11-e.gif');
 a11h=ImgPreload('../images/sottomenu11x-e.gif');
 a18n=ImgPreload('../images/sottomenu18-e.gif');
 a18h=ImgPreload('../images/sottomenu18x-e.gif');
 
 a6n=ImgPreload('../images/sottomenu06-e.gif');
 a6h=ImgPreload('../images/sottomenu06x-e.gif');
 a8n=ImgPreload('../images/sottomenu08-e.gif');
 a8h=ImgPreload('../images/sottomenu08x-e.gif');
 a9n=ImgPreload('../images/sottomenu09-e.gif');
 a9h=ImgPreload('../images/sottomenu09x-e.gif');
 
 a12n=ImgPreload('../images/sottomenu12-e.gif');
 a12h=ImgPreload('../images/sottomenu12x-e.gif');
 a17n=ImgPreload('../images/sottomenu17-e.gif');
 a17h=ImgPreload('../images/sottomenu17x-e.gif');
  ad18n=ImgPreload('../images/sottomenuneuen.gif');
 ad18f=ImgPreload('../images/sottomenu-neuenx.gif');

 a16n=ImgPreload('../images/sottomenu16-e.gif');
 a16h=ImgPreload('../images/sottomenu16x-e.gif');
 a13n=ImgPreload('../images/sottomenu13-e.gif');
 a13h=ImgPreload('../images/sottomenu13x-e.gif');
 a14n=ImgPreload('../images/sottomenu14-e.gif');
 a14h=ImgPreload('../images/sottomenu14x-e.gif');
 
 


 a20n=ImgPreload('../images/sottomenu20-e.gif');
 a20h=ImgPreload('../images/sottomenu20x-e.gif'); 
 a21n=ImgPreload('../images/sottomenu21-e.gif');
 a21h=ImgPreload('../images/sottomenu21x-e.gif'); 

 abarran=ImgPreload('../images/menubarra.gif');
 abarrah=ImgPreload('../images/menubarrax.gif'); 
 }

function gowindow(str, titolo,w,h) {
 openwin = window.open(str,titolo,'width='+ w +',height='+ h +',status=no,scrollbars=no,resizable=no,location=no,toolbar=no');
 }