function ask(url,text) {
    if (confirm(text)) {
        window.location=url;
    } else {
    }
}

function changeBG(id,color)
{
document.getElementById(id).style.background = color;
}

noweOkienko = null;
function showPictureFromGallery(src,w,h,opis) {

if (window.screen) {
   aw=screen.availWidth;
   ah=screen.availHeight;
   }
else {
   aw=640;
   ah=450;
   }
  if (noweOkienko==null || noweOkienko.closed) {
   ustawienia = "left=" + (aw-w)/2 + ","
   +"top=" + (ah-h)/2 + ","
   +"screenX=" + (aw-w)/2 + ","
   +"screenY=" + (ah-h)/2 + ","
   +"width=" + w + ","
   +"height=" + h + ","
   +"innerWidth=" + w + ","
   +"innerHeight=" + h + ","
   +"toolbar=no,"
   +"location=no,"
   +"directories=no,"
   +"status=no,"
   +"menubar=no,"
   +"scrollbars=no,"
   +"resizable=no,";
     noweOkienko = window.open('','',ustawienia);
   }
  noweOkienko.document.open();
noweOkienko.document.clear();
noweOkienko.document.write(
"<HTML><HEAD>\n"
+"</HEAD>\n"
+'<body bgcolor=#ffffff>\n'
+'<center><img src="'+src+'"><br><br>\n'
+'<font color="white"><A HREF="javascript: window.close()">zamknij</a>'
+"</font></BODY>\n"
+"</HTML>"
);
noweOkienko.document.close();
noweOkienko.focus();
}
