function menuopen(menu,nyitva_marad)
  {
  //Element.show('almenu'+menu);
  for (i=1;i<200;i++)
  if ($('almenu'+i)!=undefined)
    {
    if (i!=menu)
      {
      //if ($('almenu'+i).name!=nyitva_marad)
      if (!((i==4 && menu==21) ||
            (i==4 && menu==22) ||
            (i==4 && menu==23) ||
            (i==4 && menu==24)))
      Element.setStyle('almenu'+i,{display:'none'});
      }
    else
      Element.setStyle('almenu'+i,{display:'block'});
    }
  }

function Start_Page()
  {
  }

function in_array(needle, haystack, argStrict) {
  // http://kevin.vanzonneveld.net
  // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
  // *     example 1: in_array('van', ['Kevin', 'van', 'Zonneveld']);
  // *     returns 1: true

  var found = false, key, strict = !!argStrict;

  for (key in haystack) {
      if ((strict && haystack[key] === needle) || (!strict && haystack[key] == needle)) {
          found = true;
          break;
      }
  }

  return found;
}

/*var clientPC=navigator.userAgent.toLowerCase();
var is_ie=((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
if (is_ie)
  Event.observe(window,"load",Start_Page);
else
  Event.observe(window,"dom:loaded",Start_Page);*/