var img;
function menuLightOn(n)
{
document.images('btn'+n).src = 'images/m_'+n+'_on.jpg';
}
function menuLightOff(n)
{
document.images('btn'+n).src = 'images/m_'+n+'_off.jpg';
}
function showPic(fileName)
{
// document.body.style.cursor = 'progress';
img = new Image();
img.src = fileName;
showPicWait();
}
function showPicWait()
{
if(img.complete)
picOnLoad()
else
setTimeout('showPicWait()', 100);
}
function picOnLoad()
{
// document.body.style.cursor = 'default';
x2 = img.width + 40;
y2 = img.height + 45;
x1 = (screen.width - x2) / 2;
y1 = (screen.height - y2) / 2;
newWin = window.open("", "Rattus", "left=" + x1 + ",top=" + y1 + ",width=" + x2 + ",height=" + y2 + ",toolbar=0,location=0,status=0,resizable=0");
newWin.document.write('');
newWin.document.write(' ');
newWin.document.write(' Rattus');
newWin.document.write(' ');
newWin.document.write(' ');
newWin.document.write(' ');
newWin.document.write(' ');
newWin.document.write(' 
');
newWin.document.write('
Zamknij okno');
newWin.document.write(' ');
newWin.document.write(' ');
newWin.document.write('');
}