var tbkey='912db97cdd05f53ce9fac08490ff9871'; function showTBURL(element_id) { var element = document.getElementById(element_id); element.innerHTML = 'https://ted.nu/pivot/tb.php?tb_id=31&key=' + tbkey; } function showTBURLgen(element_id, tburl_gen) { var element = document.getElementById(element_id); element.innerHTML = tburl_gen; }