if (document.images) {
  arImgSrc=new Array (
"start_a",
"start_p",
"c_map_a",
"c_map_p",
"map_a",
"map_p",
"f_hotel_a",
"f_hotel_p",
"f_center_a",
"f_center_p",
"news_a",
"news_p",
"clients_a",
"clients_p",
"contacts_a",
"contacts_p",
"info_a",
"info_p",
"reserv_a",
"reserv_p",
"services_a",
"services_p",
"price_a",
"price_p");

  arImgLst=new Array ();
  for (i in arImgSrc) {
    arImgLst[i]=new Image ();
    arImgLst[i].src="images/"+arImgSrc[i]+".gif";
  }
}

function OverA (name, over){
imAct=name+"_a";
imInact=name+"_p";
if (document.images) document.images[name].src="images/"+(over ? imAct : imInact) + ".gif";
}