function opwin(cosa,larghezza,altezza) {
var larga= larghezza;
var alta= altezza;
W=(screen.availWidth-larga)/2;
H=(screen.availHeight-alta)/2;
if (larga=='0') {
larga=screen.availWidth-20;
W=0;
}
if (alta=='0') {
alta=screen.availHeight-20;
H=0;
}
seleziona1=cosa;
window.open(seleziona1, '', 'width='+larga+', height='+alta+',top='+H+',left='+W+',resizable=yes,scrollbars=Yes,LOCATION=no,toolbar = no, status=yes');
}

function tofull() {
h=screen.availHeight;
w=1024; h=760; l=0; t=0;
 if (parseInt(navigator.appVersion)>3) {
   if (navigator.appName=="Netscape") {
   top.outerWidth=w;
   top.outerHeight=h;
   }
   else top.resizeTo(w,h);
   top.moveTo(l,t);
 }
}

function viewdemo() {
document.form1.user1.value='DEMO';
document.form1.psw1.value='TEST';
document.form1.submit();
}

function geth() {
var winH=10;
if (parseInt(navigator.appVersion)>3) {
if (navigator.appName=="Netscape") {
winH = window.innerHeight-46;
}
if (navigator.appName.indexOf("Microsoft")!=-1) {
 winH = document.body.offsetHeight-50;
 }
return winH;
}
}