var mapdird=document.getElementById("idmapdir");

set_poscon();
window.onresize=set_poscon1;

function set_poscon()
{
  mapdird.style.left = posleft + 415 + "px";
}

function set_poscon1()
{
  winw = document.body.clientWidth;
  if (winw > 770)
    posleft =  (winw - 770)/2;
  else
    posleft = 0;
  homed.style.left=posleft + "px";
  restd.style.left=posleft + 108 + "px";
  bbd.style.left=posleft + 252 + "px";
  mapdird.style.left = posleft + 415 + "px";
}

function mapdir(dirind)
{
   if (dirind == 1)
      mapdird.style.visibility = "visible";
   else
      mapdird.style.visibility = "hidden";
}