var nb = 9
var menu_over = Array(nb);
var menu_out = Array(nb);
var menu_item_over = Array(nb);
var menu_item_out = Array(nb);
menu_item_over[0] = "/images/menu_hdr_budowa_i_remont_act.jpg";
menu_item_over[1] = "/images/menu_hdr_instalacje_act.jpg";
menu_item_over[2] = "/images/menu_hdr_lazienki_act.jpg";
menu_item_over[3] = "/images/menu_hdr_kuchnie_act.jpg";
menu_item_over[4] = "/images/menu_hdr_wnetrza_act.jpg";
menu_item_over[5] = "/images/menu_hdr_sprzet_agd_i_rtv_act.jpg";
menu_item_over[6] = "/images/menu_hdr_ogrod_i_otoczenie_act.jpg";
menu_item_over[7] = "/images/menu_hdr_prawo_i_pieniadze_act.jpg";
menu_item_over[8] = "/images/menu_hdr_prawo_i_pieniadze_.jpg";
menu_item_out[0] = "/images/menu_hdr_budowa_i_remont.jpg";
menu_item_out[1] = "/images/menu_hdr_instalacje.jpg";
menu_item_out[2] = "/images/menu_hdr_lazienki.jpg";
menu_item_out[3] = "/images/menu_hdr_kuchnie.jpg";
menu_item_out[4] = "/images/menu_hdr_wnetrza.jpg";
menu_item_out[5] = "/images/menu_hdr_sprzet_agd_i_rtv.jpg";
menu_item_out[6] = "/images/menu_hdr_ogrod_i_otoczenie.jpg";
menu_item_out[7] = "/images/menu_hdr_prawo_i_pieniadze.jpg";
menu_item_out[8] = "/images/menu_hdr_prawo_i_pieniadze2.jpg";
function loadImageMenu(){
    for (i=0; i < nb; i++){
        menu_over[i] = new Image();
        menu_out[i] = new Image();
        menu_over[i].src = menu_item_over[i];
        menu_out[i].src = menu_item_out[i];
    }
}    
loadImageMenu();
function menuOver(id){
    obj = document.getElementById('menu_' + id);
    if (obj)
            obj.src = menu_item_over[id];
}
function menuOut(id){
    obj = document.getElementById('menu_' + id);
    if (obj)
            obj.src = menu_item_out[id];
}

function show_h1(show) { 
  var obj;
  if (document.getElementById && (obj=document.getElementById('h1'))!=null) { 
    if (obj.style) {
       if (show == 1)
           obj.style.display = 'block';
       else
           obj.style.display = 'none';
    }
  }
}