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 openCentered(theURL,winName,winWidth,winHeight,features) {
  var w = (screen.width - winWidth)/2;
  var h = (screen.height - winHeight)/2 - 60;
  features = features+',width='+winWidth+',height='+winHeight+',top='+h+',left='+w;
  window.open(theURL,winName,features);
}

function apri(url_foto,des_foto){ 
addr="fotoprod.htm?"+url_foto+"&"+escape(des_foto);
alt=150; 
lar=150 ;
rszb=(document.layers)?1:0; 
props='height='+alt+',width='+lar+',top='+parseInt((screen.availHeight-alt)/2)+',left='+parseInt((screen.availWidth-lar)/ 2)+',scrollbars=0,resizable='+rszb+',toolbar=0,menubar=0,location=0,status=0'; 
window.open(addr,'_blank',props); 
}