function setCookie(name,value,expiry,path,domain,secure){
  var nameString = name + "=" + value;
  var expiryString = (expiry == null) ? "" : " ;expires = "+ expiry.toGMTString();
  var pathString = (path == null) ? "" : " ;path = "+ path; 
  var domainString = (path == null) ? "" : " ;domain = "+ domain;
  var secureString = (secure) ?";secure" :"";
  document.cookie = nameString + expiryString + pathString + domainString + secureString;
}

function getCookie (name) {
  var CookieFound = false;
  var start = 0;
  var end = 0;
  var CookieString = document.cookie;
  var i = 0;

  while (i <= CookieString.length) {
    start = i ;
    end = start + name.length;
    if (CookieString.substring(start, end) == name){
      CookieFound = true;
      break; 
    }
    i++;
  }

  if (CookieFound){
    start = end + 1;
    end = CookieString.indexOf(";",start);
    if (end < start)
    end = CookieString.length;
    return unescape(CookieString.substring(start, end));
  }
  return "";
}

function deleteCookie(name){
  var expires = new Date();
  expires.setTime (expires.getTime() - 1);
  setCookie( name , "Delete Cookie", expires,null,null,false);
} 

function removeCookie(name){
	deleteCookie(name);
}
function delCookie(name){
	deleteCookie(name);
}