function Forum(path) {
       var w = 640;
       var h = 600;
       var pw = Math.floor((screen.width-w)/2);
       var ph = Math.floor((screen.height-h)/2);
       var forumwin=window.open(path,"Commenti","width=" + w + ",height=" + h + ",top=" + ph + ",left=" + pw + ",scrollbars=1");
       forumwin.focus();
    }
    
    function popup(path) {
       var w = 800;
       var h = 600;
       var pw = Math.floor((screen.width-w)/2);
       var ph = Math.floor((screen.height-h)/2);
       var popwin=window.open(path,"Luoghi","width=" + w + ",height=" + h + ",top=" + ph + ",left=" + pw + ",scrollbars=1,toolbars=no,menubar=no,resizable=yes");
       popwin.focus();
    }
    
    function mappa(path, w, h) {
       var pw = Math.floor((screen.width-w)/2);
       var ph = Math.floor((screen.height-h)/2);
       var mappawin=window.open(path,"Mappa","width=" + w + ",height=" + h + ",top=" + ph + ",left=" + pw + ",scrollbars=0,toolbars=no,menubar=no,resizable=no");
       mappawin.focus();
    }