events:{
      url: 'getClosures.pl',
      type: 'POST',
      data: {
        branchcode: "[% branch %]",
      },
      error: function() {
        alert('there was an error while fetching events!');
      },
      color: 'yellow',   // a non-ajax option
      textColor: 'black' // a non-ajax option
    }