function at_display(x)
{
  var win = window.open();
  for (var i in x) win.document.write(i+' = '+x[i]+'<br>');
}
// ----- Show Aux -----
function at_show_aux(parent, child){
  var p = document.getElementById(parent);
  var c = document.getElementById(child );
  var top  = (c["at_position"] == "y") ? p.offsetHeight+10 : 0;
  var left = (c["at_position"] == "x") ? p.offsetWidth +2 : 0;
  for (; p; p = p.offsetParent)  {
    top  += p.offsetTop;
    left += p.offsetLeft;
  }
  c.style.position   = "absolute";
  c.style.top        = top +'px';
  c.style.left       = left+'px';
  c.style.visibility = "visible";
}
// ----- Show -----
function at_show(){
  var p = document.getElementById(this["at_parent"]);
  var c = document.getElementById(this["at_child" ]);
  at_show_aux(p.id, c.id);
  clearTimeout(c["at_timeout"]);
}
// ----- Hide -----
function at_hide(){
  var c = document.getElementById(this["at_child"]);
  c["at_timeout"] = setTimeout("document.getElementById('"+c.id+"').style.visibility = 'hidden'", 333);
}
// ----- Click -----
function at_click(){
  var p = document.getElementById(this["at_parent"]);
  var c = document.getElementById(this["at_child" ]);
  if (c.style.visibility != "visible")
       at_show_aux(p.id, c.id);
  else c.style.visibility = "hidden";
  return false;
}
function at_attach(parent, child, showtype, position, cursor){
  var p = document.getElementById(parent);
  var c = document.getElementById(child);
  p["at_parent"]     = p.id;
  c["at_parent"]     = p.id;
  p["at_child"]      = c.id;
  c["at_child"]      = c.id;
  p["at_position"]   = position;
  c["at_position"]   = position;
  c.style.position   = "absolute";
  c.style.visibility = "hidden";
  if (cursor != undefined) p.style.cursor = cursor;
  switch (showtype){
    case "click":
      p.onclick     = at_click;
      p.onmouseout  = at_hide;
      c.onmouseover = at_show;
      c.onmouseout  = at_hide;
      break;
    case "hover":
      p.onmouseover = at_show;
      p.onmouseout  = at_hide;
      c.onmouseover = at_show;
      c.onmouseout  = at_hide;
      break;
  }
}