var contentElement = document.createElement('span'); contentElement.id = 'mostpopularkeywords'; contentElement.innerHTML = '
Battery, Autoimmune, Sensor, Catalyst, Orthopedic, Cancer, Antigen, ALS, Antibodies, Neurodegenerative
'; var scriptElement = document.getElementById('scriptmostpopularkeywords'); scriptElement.parentNode.insertBefore(contentElement, scriptElement);