// cookie.js
// Copyright 2004 Ben Measures
//
// function existCookie(name)
// Checks if a cookie exists.
// Returns true if cookie is found, false otherwise.
//
// function setCookie(name, content, expiry, path, domain, secure)
// Sets a cookie. 
// Returns true if successful, false otherwise.
//
// function getCookie(name)
// Retrives a cookie.
// Returns the value of the cookie if successful, false otherwise.
//
// function deleteCookie(name, path, domain, secure)
// Expires a cookie.
// Returns false if the cookie is still accessible, true otherwise.

function existCookie(name)
{
  if (typeof(document.cookie) == 'undefined') {
    return false;
  } else {
    return (document.cookie.indexOf(escape(name)) != -1);
  }
}

function setCookie(name, content, expiry, path, domain, secure)
{
  if ((typeof(document.cookie) == 'undefined') || (typeof(name) == 'undefined')) {
    return false;
  } else {
    document.cookie = (escape(name) + '=' + escape(content))
                      + ((expiry) ? "; expires=" + expiry.toGMTString() : "")
		      + ((path) ? "; path=" + path : "")
		      + ((domain) ? "; domain=" + domain : "")
		      + ((secure) ? "; secure" : "");

    var cookie_success = (getCookie(name) == content);
    return cookie_success;
  }
} 

function getCookie(name)
{
  if ((typeof(document.cookie) == 'undefined') || !existCookie(name)) {
    return false;
  } else {
    var cookiestring = document.cookie;

    var startpos = cookiestring.indexOf(escape(name));
    var next_semicolon = cookiestring.indexOf(";", startpos);
    var endpos = ((next_semicolon == -1) ? cookiestring.length : next_semicolon);

    return unescape(cookiestring.substring(startpos + escape(name).length + 1, endpos));
  }
}

function deleteCookie(name, path, domain, secure)
{
  if ((typeof(document.cookie) == 'undefined') || !existCookie(name)) {
    return true;
  } else {
    var current_time = new Date();
    document.cookie = (escape(name) + '=' + escape(getCookie(name)))
                      + ('; expires=' + current_time.toGMTString())
		      + ((path) ? "; path=" + path : "")
		      + ((domain) ? "; domain=" + domain : "")
		      + ((secure) ? "; secure" : "");

    return !existCookie(name);
  }
}



function customMenu()
{
  if (existCookie('menu_tweek')) {
    var nature = document.getElementById('Nat');
    var txt = getCookie('menu_tweek');
    nature.innerHTML = '<a class="listing" onclick="this.blur()" href="/naturistAccommodation" title="Perfect for a naturist holiday">' + txt + '</a>';
  }
}

/* This function adds message above the textarea for certain visitors when they complete booking form  */

function customForm()
{
  if (existCookie('menu_tweek')) {
    var nature = document.loginForm.referral;
    var msgbox = document.getElementById('ownerMsg');
    var msg = "Simon and Ruth ask, \"Will we be correct if we assume you\'re naturists?\"";
    var txt = getCookie('menu_tweek');
    nature.value = txt;
    msgbox.appendChild(document.createTextNode(msg));
  }
}

/* This function enables information getting sent with the enquiry form about guest type  */

function guestTypeWithForm()
{
  if (existCookie('menu_tweek')) {
    var nature = document.loginForm.referral;
    var txt = getCookie('menu_tweek');
    nature.value = txt;
  }
}