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 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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

//la uso in visualizza.asp
function cambia_img(id_img, path_img){
	myimg = document.getElementById(id_img);
	myimg.src = path_img; 
}

function apri_legenda(){
	mywin = window.open("legenda.asp","Legenda","toolbar=no,width=200,height=200,resizable=no");
	mywin.focus();
}

function apri_cartina(){
	mywin = window.open("cartina.asp","Legenda","toolbar=no,width=680,height=480,resizable=no");
	mywin.focus();
}

function creapopup(pagina,nome,larghezza,altezza,scrbar,tolbar) {
	fine=window.open(pagina, nome, 'width=' + larghezza + ',height=' + altezza + ',scrollbars=' + scrbar + ',toolbar=' + tolbar +'\'');
	fine.focus();
}