<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
function appendElement(id)
{
var li = id.parentNode;
var div = document.createElement("div");
div.style.width="200";
div.style.height="80";
div.style.border="solid 1px #000000";
li.appendChild(div);
}
</script>
</head><body>
<ul>
<li>最近好吗?<a id="a" name="b" href="javascript:appendElement(this);">回复</a></li>
</ul>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
function appendElement(id)
{
var li = id.parentNode;
var div = document.createElement("div");
div.style.width="200";
div.style.height="80";
div.style.border="solid 1px #000000";
li.appendChild(div);
}
</script>
</head><body>
<ul>
<li>最近好吗?<a id="a" name="b" href="javascript:appendElement(this);">回复</a></li>
</ul>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
function appendElement(id)
{
var li = id.parentNode;
var div = document.createElement("div");
div.style.width="200";
div.style.height="80";
div.style.border="solid 1px #000000";
li.appendChild(div);
}
</script>
</head><body>
<ul>
<li>最近好吗?<a id="a" name="b" href="javascript:void(0)" onclick="appendElement(this)">回复</a></li>
</ul>
</body>
</html>
其实你这里的this指向的是window
<li>最近好吗?<a id="a" name="b" href="#" onclick="appendElement(this);">回复</a></li>
shit