function setOffer(menu){    
  var oblastZpravy = document.getElementById("offerBox");
  
  if (menu == 1){oblastZpravy.innerHTML = "<div class=\"offerPhoto\"><img src=\"../../Prezentace/imgs/offer1.gif\" alt=\"\" /></div><div class=\"offerArrow\"><img src=\"../../Prezentace/imgs/offer_arrow.gif\" style=\"margin-top:0px;\" alt=\"\" /></div>";}
  if (menu == 2){oblastZpravy.innerHTML = "<div class=\"offerPhoto\"><img src=\"../../Prezentace/imgs/offer_zd.jpg\" alt=\"\" /></div><div class=\"offerArrow\"><img src=\"../../Prezentace/imgs/offer_arrow.gif\" style=\"margin-top:20px;\" alt=\"\" /></div>";}
  if (menu == 3){oblastZpravy.innerHTML = "<div class=\"offerPhoto\"><img src=\"../../Prezentace/imgs/offer_pt.jpg\" alt=\"\" /></div><div class=\"offerArrow\"><img src=\"../../Prezentace/imgs/offer_arrow.gif\" style=\"margin-top:42px;\" alt=\"\" /></div>";}
  if (menu == 4){oblastZpravy.innerHTML = "<div class=\"offerPhoto\"><img src=\"../../Prezentace/imgs/weinig.jpg\" alt=\"\" /></div><div class=\"offerArrow\"><img src=\"../../Prezentace/imgs/offer_arrow.gif\" style=\"margin-top:64px;\" alt=\"\" /></div>";}
  if (menu == 5){oblastZpravy.innerHTML = "<div class=\"offerPhoto\"><img src=\"../../Prezentace/imgs/spotrebniZbozi.jpg\" alt=\"\" /></div><div class=\"offerArrow\"><img src=\"../../Prezentace/imgs/offer_arrow.gif\" style=\"margin-top:88px;\" alt=\"\" /></div>";}
 
}