在<head>里添加一个脚本函数:
<script language="javascript">
function TableCellMove(curTxtID)
{
if(event.keyCode>36 && event.keyCode<41)
{
var gridID = curTxtID.substring(0,curTxtID.indexOf("__ctl"));
var i = new Number(curTxtID.substring(curTxtID.indexOf("__ctl")+5,curTxtID.lastIndexOf("_txt")));
var j = new Number(curTxtID.substring(curTxtID.lastIndexOf("_txt")+4,curTxtID.length));