if (document.images) {
  home_btn_f2    = new Image(71 ,28);  home_btn_f2.src =    "images/home_btn_f2.gif";
  home_btn_f1    = new Image(71 ,28);  home_btn_f1.src =    "images/home_btn.gif";
  locatie_btn_f2 = new Image(65 ,28);  locatie_btn_f2.src = "images/locatie_btn_f2.gif";
  locatie_btn_f1 = new Image(65 ,28);  locatie_btn_f1.src = "images/locatie_btn.gif";
  oferta_btn_f2  = new Image(55 ,28);  oferta_btn_f2.src =  "images/oferta_btn_f2.gif";
  oferta_btn_f1  = new Image(55 ,28);  oferta_btn_f1.src =  "images/oferta_btn.gif";
  credit_btn_f2  = new Image(70 ,28);  credit_btn_f2.src =  "images/credit_btn_f2.gif";
  credit_btn_f1  = new Image(70 ,28);  credit_btn_f1.src =  "images/credit_btn.gif";
  sfaturi_btn_f2 = new Image(124 ,28); sfaturi_btn_f2.src = "images/sfaturi_btn_f2.gif";
  sfaturi_btn_f1 = new Image(124 ,28); sfaturi_btn_f1.src = "images/sfaturi_btn.gif";
  foto_btn_f2 = new Image(92 ,28); foto_btn_f2.src = "images/foto_btn_f2.gif";
  foto_btn_f1 = new Image(92 ,28); foto_btn_f1.src = "images/foto_btn.gif";
  contact_btn_f2 = new Image(90 ,28);  contact_btn_f2.src = "images/contact_btn_f2.gif";
  contact_btn_f1 = new Image(90 ,28);  contact_btn_f1.src = "images/contact_btn.gif";
  }