<html><head></head><body><table border="1" cellpadding="0" cellspacing="0" style="border-collapse: collapse" bordercolor="#111111" width="100%" id="AutoNumber1">
  <tr>
    <td width="33%" onmouseover="aa.style.fontSize='20'">鼠标进入这个单元</td>
    <td width="33%"> </td>
    <td width="34%"> </td>
  </tr>
  <tr>
    <td width="33%"> </td>
    <td width="33%"> </td>
    <td width="34%"> </td>
  </tr>
  <tr>
    <td width="33%"> </td>
    <td width="33%"> </td>
    <td width="34%" id="aa">111111111111111111</td>
  </tr>
</table></body></html>

解决方案 »

  1.   

    <TABLE border="1">
    <TR>
    <TD onmouseover="nextSibling.innerText='改动了'">移上来</TD>
    <TD>&nbsp;</TD>
    </TR>
    </TABLE>
      

  2.   

    <HTML>
    <HEAD>
    <META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
    <TITLE></TITLE>
    </HEAD>
    <BODY><P>
    <TABLE cellSpacing=1 cellPadding=1 width="75%" border=1 id="TB">
      
      <TR>
        <TD onmouseover="MouseOver()">a</TD>
        <TD>b</TD>
        <TD>c</TD></TR>
      <TR>
        <TD>d</TD>
        <TD>e</TD>
        <TD>f</TD></TR>
      <TR>
        <TD>g</TD>
        <TD>h</TD>
        <TD>i</TD></TR></TABLE></P></BODY>
    </HTML>
    <script language="javascript">
    function MouseOver() {
    // 可改变rows和cells的参数来改变单元格
    TB.rows(1).cells(1).innerText = "asdf";
    }
    </script>
      

  3.   

    看错了哈哈
    <html><head></head><body><table border="1" cellpadding="0" cellspacing="0" style="border-collapse: collapse" bordercolor="#111111" width="100%" id="AutoNumber1">
      <tr>
        <td width="33%" onmouseover="aa.innerText='222222222'">鼠标进入这个单元</td>
        <td width="33%"> </td>
        <td width="34%"> </td>
      </tr>
      <tr>
        <td width="33%"> </td>
        <td width="33%"> </td>
        <td width="34%"> </td>
      </tr>
      <tr>
        <td width="33%"> </td>
        <td width="33%"> </td>
        <td width="34%" id="aa">111111111111111111</td>
      </tr>
    </table></body></html>