names = new Array();
  b_bl = new Array();
  b_ov = new Array();
  h = new Array();

  names[1] = "news";
  names[2] = "about";
  names[3] = "pro";
  names[4] = "paper";
  names[5] = "map";
  names[6] = "mail";

  if (window.document.images)
    for (i=1; i<=8; i++) {
      b_bl[i] = new Image();
      b_bl[i].src = 'img/'+names[i]+'.gif';
      b_ov[i] = new Image();
      b_ov[i].src = 'img/'+names[i]+'_o.gif';
      h[i] = new Image();
      h[i].src = 'img/name'+i+'.gif';
    }

  function ov(n) {
    if (window.document.images)
      if (b_ov[n]) {
        document.images[names[n]].src = b_ov[n].src;
        document.images['name'].src = h[n].src;
      }
  }

  function bl(n) {
    if (window.document.images)
      if (b_bl[n]) {
        document.images[names[n]].src = b_bl[n].src;
        document.images['name'].src = 'img/name2.gif';
      }
  }