<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<title></title>
<meta charset="utf-8" />
<script type="text/javascript">
window.onload = function () {
document.getElementById('id3').onclick = function () {
var trObject = document.createElement('tr');
var tdObject1 = document.createElement('td');
var tdObject2 = document.createElement('td');
tdObject1.innerHTML = document.getElementById('id1').value+'：';
tdObject2.innerHTML = document.getElementById('id2').value;
trObject.appendChild(tdObject1);
trObject.appendChild(tdObject2);
document.getElementById('tab').appendChild(trObject);
}
}
</script>
</head>
<body>
<table id="tab"></table>
昵称：<input type="text" id="id1"><br/>
<input type="text" id="id2"><input type="button" id="id3" value="评论">
</body>
</html>