function imgArray(n)
{
 this.length = n;
 for (var i=0; i<n; i++)
 this[i] = new Image();
 return this;
}


ile=5;
btn_id = new Array(ile);      for (i=0;i<ile;i++) { btn_id[i] = "menu"+i; }
btn_nor = new imgArray(ile);  for (i=0;i<ile;i++) { btn_nor[i].src = "pics/menu_0"+i+"n.gif"; }
btn_hi = new imgArray(ile);   for (i=0;i<ile;i++) { btn_hi[i].src = "pics/menu_0"+i+"f.gif"; }


function movr(n)
  { document.images[btn_id[n]].src = btn_hi[n].src;  }

function mout(n)
  {  document.images[btn_id[n]].src =btn_nor[n].src;   }