function Privacy() {
   var w = 560;
   var h = 520;
   var l = Math.floor((screen.width-w)/2);
   var t = Math.floor((screen.height-h)/2);
      window.open("privacy.html","","scrollbars=yes, width=" + w + ",height=" + h + ",top=" + t + ",left=" + l);
}
 function play(uri, width, height) {
     var w = width;
    var h = height;
    var l = Math.floor((screen.width-w)/2);
    var t = Math.floor((screen.height-h)/2);
    op = 'scrollbars=yes, toolbar=no, location=no, directories=no, menubar=no, resizable=yes, status=no, width=' + width + ', height=' + height + ', screenX=0, screenY=0, top='+t+', left='+l;
    if(window.open(uri, 'reserve', op) )
    {
        return true;
    }
    else return false;
}