NavName = navigator.appName.substring(0,3);
NavVersion = navigator.appVersion.substring(0,1);
if (NavName != "Mic" || NavVersion>=4)
{
entree = new Date;
entree = entree.getTime();
}

onload=function(){
size=getCookie("fontsize");
lihe=getCookie("lihe");
if(size!=null) SetFontSize(size,lihe);
styl=getCookie("style");
var title = styl ? styl : getPreferredStyleSheet();
if (title=="contrasto") setActiveStyleSheet(title);


if (NavName != "Mic" || NavVersion>=4)
{
fin = new Date;
fin = fin.getTime();
secondes = (fin-entree)/1000;
window.status='Pagina caricata in ' + secondes + ' sec';
}



}



function SetFontSize(s,lh){
if (document.getElementsByTagName('body')[0].style.fontSize!=s) {
document.getElementsByTagName('body')[0].style.fontSize=s;
setCookie("fontsize",s,30);
}
if (document.getElementsByTagName('body')[0].style.lineHeight!=lh) {
document.getElementsByTagName('body')[0].style.lineHeight=lh;
setCookie("lihe",lh,30);
}

}
function setActiveStyleSheet(title) {
   var i, a, main;
   for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
     if(a.getAttribute("rel").indexOf("style") != -1
        && a.getAttribute("title")) {
       a.disabled = true;
       if(a.getAttribute("title") == title) a.disabled = false;
     }
   }
if (title=="contrasto")
   {setCookie("style","contrasto", 30);}
else
   {setCookie("style","normale", 30);}

}

function getPreferredStyleSheet() {
var i, a;
for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}


function setCookie(name, value, expdays) {   //memorizza il cookie
var now = new Date();
var exp = new Date(now.getTime() + (1000*60*60*24*expdays));
document.cookie = name + "=" + escape(value) + ";" + "expires=" + exp.toGMTString() + ";" + "path=/";
}

function getCookie(name) {    //restituisce il cookie
var cname = name + "=";
var dc = document.cookie;
if (dc.length > 0) {
    var start = dc.indexOf(cname);
    if (start != -1) {
        start += cname.length;
        var stop = dc.indexOf(";", start);
        if (stop == -1) stop = dc.length;
        return unescape(dc.substring(start,stop));
        }
    }
return null;
}
function aprialcentro(pagina,larghezza,altezza) {
 open(pagina, "", "width="+larghezza+",height="+altezza+", left="+((screen.width-larghezza)/2)+",top="+((screen.height-altezza)/2)+",scrollbars=1,resizable=1");
}
function apriasinistra(pagina,larghezza,altezza) {
 open(pagina, "", "width="+larghezza+",height="+altezza+", left="+50+",top="+50+",scrollbars=1,resizable=1");
}



function toggledisplay(itemnumber) {

 if (document.getElementById(itemnumber).style.display == "block" ) {
    document.getElementById(itemnumber).style.display="none"; }
 else {
    document.getElementById(itemnumber).style.display="block"; }

}

function stampa() {

   if (parseInt(navigator.appVersion) >= 4) window.print()

}