jq(document).ready(function() {
  jq("a.credentials-required").click(function() {
    var credentials = zindex_credentials_base64;
    var url = jq(this).attr('href');
    console.log(url);
    jq.ajax ( {
      "async": false,
      "url": url, 
      "beforeSend": function (xhr) { 
        xhr.setRequestHeader ("Authorization", "Basic " + credentials); 
       },
      "succes": function(val) {} } );
  });
});