// Cookie Toolbox Javascript
// copyright 4th September 2002, by Stephen Chapman, Felgall Pty Ltd

// You have permission to copy and use this javascript provided that
// the content of the script is not changed in any way.
// For instructions on how to use these functions see "A Cookie Toolbox"
// in the Javascript section of our site at http://www.felgall.com/

var dbug = 0;
function d_a(ary) {
  var beg = next_entry(ary) - 1;
  for (var i = beg ; i > -1; i--) {
    ary[i] = null;
  }
}
function init_array() {
  if (dbug) alert('init_cookie');
  var ary = new Array(null);
  return ary;
}
function set_cookie_in_domain(name,value,domain,expires) {
  if (!expires) expires = new Date();
  document.cookie = name + '=' + escape(value) + '; expires=' +
	  expires.toGMTString() + '; domain=' + domain + '; path=/';
}
function set_cookie(name,value,expires) {
  if (dbug) alert('set_cookie');
  if (!expires) expires = new Date();
  document.cookie = name + '=' + escape(value) + '; expires=' + expires.toGMTString() + '; path=/';
}
function get_cookie(name) {
  if (dbug) alert('get_cookie');
  var dcookie = document.cookie;
  var cname = name + "=";
  var clen = dcookie.length;
  var cbegin = 0;
  while (cbegin < clen) {
    var vbegin = cbegin + cname.length;
    if (dcookie.substring(cbegin, vbegin) == cname) {
      var vend = dcookie.indexOf (";", vbegin);
      if (vend == -1) vend = clen;
      return unescape(dcookie.substring(vbegin, vend));
    }
    cbegin = dcookie.indexOf(" ", cbegin) + 1;
    if (cbegin == 0) break;
  }
  return null;
}
function del_cookie(name) {
  if (dbug) alert('del_cookie');
  document.cookie = name + '=' + '; expires=Thu, 01-Jan-70 00:00:01 GMT; path=/';
}
function get_array(name, ary) {
  if (dbug) alert('get_array');
  d_a(ary);
  var ent = get_cookie(name);
  if (ent) {
    i = 1;
    while (ent.indexOf('^') != '-1') {
      ary[i] = ent.substring(0,ent.indexOf('^'));
      i++;
      ent = ent.substring(ent.indexOf('^')+1, ent.length);
    }
  }
}
function set_array(name, ary, expires) {
  if (dbug) alert('set_array');
  var value = '';
  for (var i = 1; ary[i]; i++) {
    value += ary[i] + '^';
  }
  set_cookie(name, value, expires);
}
function del_entry(name, ary, pos, expires) {
  if (dbug) alert('del_entry');
  var value = '';
  get_array(name, ary);
  for (var i = 1; i < pos; i++) {
    value += ary[i] + '^';
  }
  for (var j = pos + 1; ary[j]; j++) {
    value += ary[j] + '^';
  }
  set_cookie(name, value, expires);
}
function next_entry(ary) {
  if (dbug) alert('next_entry');
  var j = 0;
  for (var i = 1; ary[i]; i++) {
    j = i;
  }
  return j + 1;
}
function debug_on() {
  dbug = 1;
}
function debug_off() {
  dbug = 0;
}
function dump_cookies() {
  if (document.cookie == '') document.write('No Cookies Found');
  else {
    thisCookie = document.cookie.split('; ');
    for (i=0; i<thisCookie.length; i++) {
      document.write(thisCookie[i] + '<br \/>');
    }
  }
}