<html>
<head>
<SCRIPT LANGUAGE="JavaScript">
function addRow() {
myTable.outerHTML=myTable.outerHTML.match(/(<[^>]*>)/)[0]+myTable.innerHTML+(myTable.rows[myTable.rows.length-1].outerHTML)+'</table>'
myTable.rows[myTable.rows.length-1].cells[0].innerText++;
}
</SCRIPT>
</head>
<body bgcolor="#FFFFFF" text="#000000">
<table width="98%" border="1" align="center" id="myTable">
<tr><td>1</td><td>.</td></tr>
</table>
<input type=button onclick="addRow()" value=新增>
</body>
</html>
http://msdn.microsoft.com/library/default.asp?url=/workshop/author/tables/buildtables.asp
<head>
<SCRIPT LANGUAGE="JavaScript">
function addRow() {
myTable.outerHTML=myTable.outerHTML.match(/(<[^>]*>)/)[0]+myTable.innerHTML+(myTable.rows[myTable.rows.length-1].outerHTML)+'</table>'
myTable.rows[myTable.rows.length-1].cells[0].innerText++;
}
</SCRIPT>
</head>
<body bgcolor="#FFFFFF" text="#000000">
<table width="98%" border="1" align="center" id="myTable">
<tr><td>1</td><td>.</td></tr>
</table>
<input type=button onclick="addRow()" value=新增>
</body>
</html>
http://msdn.microsoft.com/library/default.asp?url=/workshop/author/tables/buildtables.asp
<head>
<SCRIPT LANGUAGE="JavaScript">
function addRow() {
myTable.outerHTML=myTable.outerHTML.replace(/<\/table>/i,(myTable.rows[myTable.rows.length-1].outerHTML)+"</table>");
myTable.rows[myTable.rows.length-1].cells[0].innerText++;
}
</SCRIPT></head>
<body bgcolor="#FFFFFF" text="#000000">
<form name="form1" method="post" action="">
<table width="98%" border="1" cellspacing="0" cellpadding="0" bordercolor="#ffcc00" align="center" id="myTable">
<th>字段1<th>字段2<th>字段3<th>字段4</th>
<tr>
<td>1
<td><input type=text name=r1c1 size=20>
<td><input type=text name=r1c2 size=20>
<td><input type=text name=r1c3 size=30>
</tr>
</table>
<input type=button onclick="addRow()" value=新增>
</form>
</body>
</html>
http://expert.csdn.net/Expert/topic/1999/1999510.xml?temp=.9595911
<body>
<input type=button onclick="debugger;var aa = document.all('yu').rows[0].cloneNode(true);
var bb = document.all('yu').tBodies[0].appendChild(aa) ; bb.childNodes[0].innerHTML = document.all('yu').rows.length + 1;" value="insert">
<table id=yu border=1>
<tr>
<td>1</td><td>a</td>
</tr>
<table><script></script>
</body>
</html>