var contentElement = document.createElement('span'); contentElement.id = 'mostpopularkeywords'; contentElement.innerHTML = '
Paediatric Disease, Epigenetics, Dermatology, Melanoma, Pest control, Oncology, Metastasis, Diagnostics, Respiratory Tract Diseases, Personalized Medicine
'; var scriptElement = document.getElementById('scriptmostpopularkeywords'); scriptElement.parentNode.insertBefore(contentElement, scriptElement);