main.js

$(function() {
  var bitbucket_project_name = 'YOUR_PROJECT_NAME LIKE coorasse/airesis';
  var codeship_project_code = 'YOUR CODESHIPO PROJECT UUID CODE (look for it in the badge instructions page or general settings page)';
  var regexp = new RegExp("^https://bitbucket.org/" + bitbucket_project_name + "/pull-request/","g");
    
  if ((regexp).test(window.location.href)) {
    var branch = $('dd.unabridged a').first().html();
    var url = 'https://codeship.com/projects/'+codeship_project_code+'/status?branch='+branch;
    var row = $('<div></div>')
    var column1 = $('<dt>Codeship</dt>');
    var column2 = $('<dd><img src="'+url+'"/></dd>');	
    row.append(column1);
    row.append(column2);
    $('.clearfix.description').after(row);
  }
});