3 var createNewElement = function (tag, id, text) {
4 var result = document.createElement(tag);
5 result.setAttribute('id',id);
6 result.innerHTML = text;
10 var runTests = function () {
11 document.getElementById("dt1").appendChild(createNewElement("summary", "new1", "new 1"));
16 <body onload="runTests()">
17 <details open id="dt1">
18 <summary id="summary1">summary</summary>