function get_cookie(name){var b=document.cookie;var c=b.search(new RegExp("\\b"+name+"="));if(c==-1)c=b.indexOf(name+"=");if(c==-1)b=null;else{c=b.indexOf("=",c)+1;var d=b.indexOf(";",c);if(d==-1)d=b.length;b=unescape(b.substring(c,d));}return b;}

function findParentNode(parentName, childObj) {
  var p = childObj.parentNode;
  while(p.getAttribute('name') != parentName) {
    if (p == null || p.tagName == "HTML")
      return false;
    p = p.parentNode;
  }
  return true;
}

function add_hidden_input(p, name, val)
{
  if(typeof val === 'undefined'){return false}
  var e = document.createElement('input');
  e.type='hidden';e.name=name;e.value=val;
  p.appendChild(e);
  return true;
}

function do_facebook_signin(response) {
  var ar=response.authResponse, div=document.createElement('div');
  if((response.status != 'connected')||(typeof ar == 'undefined')){return false}
  if(!add_hidden_input(div,'uid',ar.userID) ||
     !add_hidden_input(div,'fbat',ar.accessToken)){return false}

  var el = document.getElementById('fb_connect');
  var isInForm = findParentNode('cr', el);
  if (isInForm) {
    var x=document.forms['cr'];
    x.elements['func'].value = "8";

    x.appendChild(div);
    x.submit();
  } else {
    var sbid_found = false;
    var form = document.forms[0];
    if (form != null) {
      var sbid_el = form.elements['sbid'];
      if (sbid_el != null) {
        sbid = sbid_el.value;
        sbid_found = true;
      }
    }

    if (!sbid_found) {
      sbid = get_cookie("sbid");
      if(sbid == null)
        sbid = get_cookie("sbid1");
      if (sbid != null)
        sbid_found = true;
    }

    var f = document.createElement('form');
    f.id='fb_info';
    f.method='post';
    f.action=sb_url+'/order.cgi';

    add_hidden_input(f,'storeid',storeid);
    add_hidden_input(f,'func','8');
    add_hidden_input(f,'html_reg','html');
    if(sbid_found){add_hidden_input(f,'sbid',sbid)}
    f.appendChild(div);

    var newdiv = document.createElement("div");
    newdiv.appendChild(f);
    var body = document.getElementsByTagName("body");
    body[0].appendChild(newdiv);
    document.forms['fb_info'].submit();
  }

  return true;
}


function facebook_logout() {
  FB.getLoginStatus(function(response) {
    if (response.status === 'connected') {
      FB.logout(function(response) {});
    }
  });
}

function facebook_login() {
  FB.getLoginStatus(do_facebook_signin);
}

if(location.protocol === 'https:') {
  (function(d,s,id) {
    var js,fjs=d.getElementById('fb-root');
    if(d.getElementById(id)){return}
    js=d.createElement(s);js.id=id;js.src="https://connect.facebook.net/en_US/sdk.js";
    fjs.appendChild(js);
  }(document, 'script', 'facebook-jssdk'));

  window.fbAsyncInit = function() { 
    FB.init({appId: ss_appId, status: true, cookie: true, xfbml: true, version:'v6.0'});
  };
} else {ss_jQuery('#fb_connect').hide();}