///////////////////
// Default codes //
///////////////////

var MONTH_CODE = "G1C372C";
var MONTH_FEE_FREE_CODE = "G1G372C";
var LIFE_CODE = "G1C67HY";
var LIFE_FEE_FREE_CODE = "G1G67HY";

var MONTH_FLAG = "2"
var LIFE_FLAG = "H"

var FEE_FLAG = "C"
var FEE_FREE_FLAG = "G"

var DEFAULT_REFERRER = "Z";
var DEFAULT_CODE = MONTH_CODE + DEFAULT_REFERRER;

var APPLY_NOW_CODE = DEFAULT_CODE;

// Click capture code
function captureClick(clickName, clickValue, clickCallback)
{
  if (XOS.AllowsCookies) {
    XOS.Facts = {};
    XOS.Characteristics = {};
    XOS.URL = _XOS_Join( '/', XOS.BaseURL, 'allocator', XOS.Client, XOS.Previewing ? 'fetch-preview' : 'fetch-treatment', XOS.Previewing ? 'manager' : 'GUID', XOS.Workspace);
    XOS.storeFact(clickName, clickValue);    
 
    XOS.fetchTreatmentFromXOS(clickCallback, clickCallback);
  }
  else
    clickCallback();
};

function applyNow (applyFactName)
{
  // Capture the click, opening the application window after this.  
  captureClick( applyFactName, '1', function () {
                                      var hst = 'http://www.citibank.com.au/global_docs/icard_Gold.htm?code=' + APPLY_NOW_CODE;
                                      window.open(hst,'ICARD','toolbar=no,width=780,height=550,scrollbars=yes,location=yes,status=yes,resizable=yes,screenX=0,screenY=0,top=0,left=0');
                                    });
}

function getOfferFromCode(code)
{
  var offer = MONTH_FLAG;
  
  if (code && code.length == 8) {
    offer = code.substr(5, 1);
    
    if (offer != MONTH_FLAG && offer != LIFE_FLAG) 
      offer = MONTH_FLAG;
  }
  return offer;
}

function getReferrerFromCode(code)
{
  if (code && code.length == 8)
    return code.substr(7, 1);
  else
    return DEFAULT_REFERRER;
}

function showElement(elementName)
{
  var element = XOS.getElement(elementName);
  if (element != null)
  {    
    if (element.className.indexOf("xos-attribute") != -1)
      element.className = element.className.replace(/\bxos-attribute\b/, '' );
    else
      element.style.display = "";
  }
}

function getAlternateGoldLink(currentCode, currentURL)
{
  var currentOffer = getOfferFromCode(currentCode);
  var referrer = getReferrerFromCode(currentCode);
  
  var replaceWith = (currentOffer == MONTH_FLAG ? "code=" + LIFE_CODE + referrer: "code=" + MONTH_CODE + referrer);
  var altGoldLink = "";
   
  if (currentURL.indexOf('code=') != -1)
    altGoldLink = currentURL.replace('code=' + currentCode, replaceWith);
  else if (currentURL.indexOf("?") == -1)
    altGoldLink = currentURL + "?" + replaceWith;
  else
    altGoldLink = currentURL + "&" + replaceWith;

  if (altGoldLink.indexOf("altlink=1") == -1)
    altGoldLink += "&altlink=1";

  return altGoldLink;
}

function customHandler ( treatment ) 
{
  // Declare and initialize attribute variables with level values 
  var image = treatment["image"].LEVEL;
  var main_copy = treatment["main_copy"].LEVEL;
  var fee_free = treatment["fee_free"].LEVEL;
  var pop_under = treatment["pop_under"].LEVEL;
  var bookmark_page = treatment["bookmark_page"].LEVEL;
  var alternative_links = treatment["alternative_links"].LEVEL;
  var additional_cta = treatment["additional_cta"].LEVEL;
  
  // Offer codes
  var code = XOS.getQueryStringValue("code", DEFAULT_CODE);
  var offer = getOfferFromCode(code);
  var offerString = (offer == MONTH_FLAG ? "month" : "life");
  var referrer = getReferrerFromCode(code)

  // Determine the apply now code considering the feefree
  if (offer == MONTH_FLAG && fee_free == "no")
    APPLY_NOW_CODE = MONTH_CODE + referrer;
  else if (offer == MONTH_FLAG && fee_free == "yes")
    APPLY_NOW_CODE = MONTH_FEE_FREE_CODE + referrer;
  else if (offer == LIFE_FLAG && fee_free == "no")
    APPLY_NOW_CODE = LIFE_CODE + referrer;
  else if (offer == LIFE_FLAG && fee_free == "yes")
    APPLY_NOW_CODE = LIFE_FEE_FREE_CODE + referrer;
  
  showElement('image_' + image + "_" + offerString);
  showElement('legal_' + offerString);
  showElement('intro_' + offerString);
  showElement('alternative_links_' + offerString);
  
  // Handle the main_copy attribute
  showElement('main_copy_' + main_copy);
  
  // Handle benefits id 
  // Exclude "benefits" from dhtml
  if (main_copy != "enlarge_top3") 
    showElement("benefits");
  
  // Handle the fee free, bookmark_page
  if (fee_free != 'no') showElement('fee_free');
  if (bookmark_page != 'no') showElement('bookmark_page');
  
  // Handle alternative_links && associated legals
  if (alternative_links != 'no') {
    showElement('alternative_links');
    showElement('legal_' + offerString + '_alt');   
    
    // Change href on gold link in alt links
    XOS.getElement("alt_gold_link_" + offerString).href = getAlternateGoldLink(code, window.location.href);
  };

  showElement('additional_cta_' + additional_cta);
    
  // Handle the pop_under
  if (pop_under != "none") {
    var pop_under;
    var pop_under_url = "";
    var pop_under_options = "";
    var pop_under_name = "";
    
    if (pop_under == "comparison_table") {    
      pop_under_url = "comparison_table.html";      
      pop_under_options = "toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,resizable=1,width=1010,height=700";
      pop_under_name = "pop_under_comparison_table";
    } else {
      pop_under_options = "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0";
      pop_under_name = "pop_under";
      
      if (pop_under == "different_offer") {
        pop_under_options += ",width=320,height=275";
        
        if (offer == LIFE_FLAG)
          pop_under_url = "citibank_gold_month.html?code=" + code;
        else
          pop_under_url = "citibank_gold_life.html?code=" + code;
          
        pop_under_url = pop_under_url + '&opener=' + escape(document.location.href);
        
      } else if (pop_under == "different_card") {
        pop_under_options += ",width=625,height=275";
        pop_under_url = "citibank_platinum_silver.html";
      }
    }
    
    pop_under = window.open(pop_under_url, "popunder", pop_under_options);
    pop_under.opener = window;
    pop_under.blur();
    //window.focus();
  }
}

// bookmark page
function setBookmark(){
  if (document.all)window.external.AddFavorite(self.location.href , document.title);
  else alert('Press CTRL and D to add a bookmark.');  
}