<table>
<tr><td><input onkeypress="addNewLine(this)"></td></tr></table>
<script>
function addNewLine(it) {
if (event.keyCode == 13) {
var thisLine = it;
while (thisLine.tagName != "TR") {
thisLine = thisLine.parentNode;
}
var newLine = thisLine.cloneNode(true);
var inputbox = newLine.firstChild.firstChild
inputbox.value = "";
thisLine.parentNode.appendChild(newLine);
inputbox.focus();
}
}
</script>
<tr><td><input onkeypress="addNewLine(this)"></td></tr></table>
<script>
function addNewLine(it) {
if (event.keyCode == 13) {
var thisLine = it;
while (thisLine.tagName != "TR") {
thisLine = thisLine.parentNode;
}
var newLine = thisLine.cloneNode(true);
var inputbox = newLine.firstChild.firstChild
inputbox.value = "";
thisLine.parentNode.appendChild(newLine);
inputbox.focus();
}
}
</script>
<tr><td><input onkeypress="addNewLine(this)"></td></tr></table>
<script>
function addNewLine(it) {
if (event.keyCode == 13) {
var thisLine = it;
while (thisLine.tagName != "TR") {
thisLine = thisLine.parentNode;
}
var newLine = thisLine.cloneNode(true);
var inputbox = newLine.firstChild.firstChild
inputbox.value = "";
thisLine.parentNode.appendChild(newLine);
inputbox.focus();
//----------forbid event for other line---
it.onkeypress = null
//----------------------------------------
}
}
</script>
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>无标题文档</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script language="javascript">
function addRow(src){
//alert(src);
var newrow = src.insertRow(src.rows.length-1);
newrow.height=20;
var i=4;
while(i--){
var newcell = newrow.insertCell();
switch(i){
case 0: newcell.innerHTML= '<input type="button" onClick="javascript:delRow(this.parentElement.parentElement)" value="删除此行">';break;
default: newcell.innerHTML=div1.innerHTML;break;
}
}
newrow.cells[0].children[0].focus();
}
function delRow(src){
var tab=src.parentElement;
var i=tab.rows.length;
while(i--){
if(src==tab.rows[i]){
alert("就是这行----"+ i);
tab.deleteRow(i);
}
}
}function nextRow(obj)
{ if(event.keyCode==13)
{
if(obj.cellIndex != 2)
{
event.keyCode = 9;
}
else
{
addRow(obj.parentElement.parentElement);
}
}
}
</script>
</head><body>
<table id="tb" width="100%" border="1" align="center" cellpadding="1" cellspacing="1" style="border-collapse:collapse" bordercolor="#111111">
<tr>
<th scope="col" width="25%">奶类</th>
<th scope="col" width="25%">数量</th>
<th scope="col" width="25%">总重</th>
<th scope="col" width="25%">单价</th>
</tr>
<tr id="blankRow" onClick="addRow(this.parentElement)">
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
</table>
<div id="div1" style="display:none "><input id="txt" type="text" style="width:97%; background-color:#FFFFEF" onkeydown="javascript:return nextRow(this.parentElement)"></div>
</body>
</html>