var style_cookie_name = "style";
var style_cookie_duration = 30;
var lang_cookie_name = "language";
var lang_cookie_duration = 30;

// *** END OF CUSTOMISABLE SECTION ***

function switch_style ( css_title )
{
// You may use this script on your site free of charge provided
// you do not remote this notice or the URL below. Script from
    // http://www.thesitewizard.com/javascripts/change-style-sheets.shtml
    if (css_title == "undefined") css_title = "small";
  var i, link_tag ;
  for (i = 0, link_tag = document.getElementsByTagName("link") ;
    i < link_tag.length ; i++ ) {
    if ((link_tag[i].rel.indexOf( "stylesheet" ) != -1) &&
      link_tag[i].title) {
      link_tag[i].disabled = true ;
      if (link_tag[i].title == css_title) {
        link_tag[i].disabled = false ;
      }
    }
    set_cookie( style_cookie_name, css_title,
      style_cookie_duration );
  }
}
function set_style_from_cookie()
{
  var css_title = get_cookie( style_cookie_name );
  if (css_title.length) {
    switch_style( css_title );
  }
}
function set_cookie ( cookie_name, cookie_value,
    lifespan_in_days, valid_domain )
{
    // http://www.thesitewizard.com/javascripts/cookies.shtml
    var domain_string = valid_domain ?
                       ("; domain=" + valid_domain) : '' ;
    document.cookie = cookie_name +
                       "=" + encodeURIComponent( cookie_value ) +
                       "; max-age=" + 60 * 60 *
                       24 * lifespan_in_days +
                       "; path=/" + domain_string ;
}
function get_cookie ( cookie_name )
{
    // http://www.thesitewizard.com/javascripts/cookies.shtml
    var cookie_string = document.cookie ;
    if (cookie_string.length != 0) {
        var cookie_value = cookie_string.match(
                cookie_name +  
                '=([^;]*)' );
        return decodeURIComponent ( cookie_value[1] ) ;
    }
    return '' ;
}

function ChangeLanguage() {
    var e = 'en-US';
    var f = 'fr-CA';
    var nl = '';
    var l = $('input[name$="language"]').val();
    if (l == e) {
        switch_Language(f);
        switch_lang(f)
    }
    else {
        switch_Language(e);
        switch_lang(e)
    }
}

function switch_Language(lang) {
    $('input[name$="language"]').val(lang);
}

function set_language_from_cookie() {
    var lang = get_cookie(lang_cookie_name);
    if (lang.length) {
        switch_Language(lang);
        switch_lang(lang)
    }
}

function switch_lang(language) {
    // You may use this script on your site free of charge provided
    // you do not remote this notice or the URL below. Script from
    // http://www.thesitewizard.com/javascripts/change-style-sheets.shtml
    var i, link_tag;
    for (i = 0, link_tag = document.getElementsByTagName("link");
    i < link_tag.length; i++) {
        if ((link_tag[i].rel.indexOf("Contents") != -1) && link_tag[i].title) {
            link_tag[i].disabled = true;
            if (link_tag[i].title == language) {
                link_tag[i].disabled = false;
            }
        }
        set_cookie(lang_cookie_name, language,lang_cookie_duration);
    }
}