function swap(id) {

	if (document.getElementById(id).style.display=='') {

		document.getElementById(id).style.display = "none"; } 

	else {

		document.getElementById(id).style.display = ""; }

}


function swapmenu(id){
  if(document.getElementById(id).style.display == 'none') {
    document.getElementById(id).style.display = 'block';
    setCookie(id, '0');
  } else {
    document.getElementById(id).style.display = 'none';
    setCookie(id, '1');
  }
}

function getCookie(Name){ 
  var re=new RegExp(Name+"=[^;]+", "i"); 
  if (document.cookie.match(re)) 
    return document.cookie.match(re)[0].split("=")[1];
  return "";
}

function setCookie(name, value){
  document.cookie = name+"="+value + ";path=/;expires=Thu, 31-Dec-2010 00:00:01 GMT";
}

function setCookie(name, value){
  document.cookie = name+"="+value + ";path=/;expires=Thu, 31-Dec-2010 00:00:01 GMT";
}