var formContentUrl = 'http://ukcrm.mediavalet.de/zurmo/app/index.php/contacts/external/form?id=2';var externalFormScriptElement = document.createElement('script');
                                       externalFormScriptElement.src = 'http://ukcrm.mediavalet.de/zurmo/app/assets/43099cbc/renderExternalForm.js';
                                       document.getElementsByTagName('head')[0].appendChild(externalFormScriptElement);
                                       var captchaPostBackUrl = 'http://ukcrm.mediavalet.de/zurmo/app/index.php/contacts/external/validateCaptcha';