function setBackgroundImage (elementID, imgURL) {
  var f; //id frame
  var c; //id tabel
  f = parent.frames[2];
  if (f) {  
   if (document.all)
    c = f.document.all[elementID];
   else if (document.getElementById)
    c = f.document.getElementById(elementID);
   if (c) {
    c.style.backgroundImage = 'url(' + imgURL + ')';
   }
  }
}

function changeBanner(imagine){
  var CountImages; // valoare ce indica numarul total de imagini
  var nImg; // valoare ce indica un numar intre 1 si numarul total de imagini
  var strImg; //valoare ce indica legatura catre imagine
  CountImages = 24;
  if (imagine==undefined)
    nImg = Math.ceil(Math.random()*CountImages);
  else
    nImg = imagine;
  strImg = "banner/" + nImg + ".jpg";
  setBackgroundImage('idBanner', strImg);
}

function printcom() {
  window.print();
}