<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>新建网页 1</title>
<script type="text/javascript">
function tbl(){
if (t=document.getElementById("tbl1")){
var ot = t.rows[0].cells[0]
ot.onclick = function (){location="http://www.xxx.com"}
ot.innerHTML = "<img scr=\"hello.jpg\" width=100 height=30>"
}
}
window.attachEvent("onload",tbl)
</script>
</head>
<body>
<table width=100% cellspacing=0 cellpadding=0 border=0>
<tr><td> </td></tr>
</table>
</body>
</html>
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
附：修改某个标签代码片段
var o=document.getElementsByTagName("HTML")
o[0].setAttribute("xmlns:v","urn:schemas-microsoft-com:vml")
效果：<html xmlns:v="urn:schemas-microsoft-com:vml">
函数里加如下语句查看：
alert(document.documentElement.outerHTML)