disable submit button on submit

djangocms_forms/static/js/djangocms_forms/djangocms_forms.js

@@ -98,6 +98,9 @@
                 };
                 // submit the form
                 $(this).ajaxSubmit(ajaxOptions);
+                
+                form.find('input[type="submit"]').attr('disabled','disabled');
+
                 // return false to prevent normal browser submit and page navigation
                 return false;
             });