disp=(document.all&&!window.innerWidth)?'block':'table';
function toggle( elemName ){
var elem=document.getElementById(elemName);
	if ( elem ){
		if ( elem.style.display != disp )
			elem.style.display = disp ;
		else
			elem.style.display = 'none' ;
	}
  if (elem.style.display=='none')
		var cook=elemName+'=0;';
	else
		var cook=elemName+'=1;';
   document.cookie=cook+'path=/;';
	return true;
}

function GetCookie(sName){
  var aCookie = document.cookie.split('; ');
  for (var i=0; i < aCookie.length; i++){
    var aCrumb = aCookie[i].split('=');
    if (sName == aCrumb[0])
       return unescape(aCrumb[1]);
  }
  return null;
}

function CheckSubVisibility(menuId, maxSub){
   for(i=1; i<maxSub; i++){
      eName='sub'+menuId+"_"+i;
      e=elem=document.getElementById(eName);
      if (e){
         vis=GetCookie(eName);
         if (vis && vis==1)
           e.style.display=disp;
         else
           e.style.display='none';
      }
   }
}