function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function Img(theURL,winName,szerOkna,wysOkna) { 
window.open(theURL,winName,'toolbar=no,location=no,status=yes,menubar=no,scrollbars=no,resizable=yes,width='+szerOkna+',height='+wysOkna+',left='+(screen.width/2-(szerOkna/2))+',top='+(screen.height/2-(wysOkna/2))+'');
}