javascript问题，急！！！！！！！！！！！！！！！

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好象一JAVASCRIPT无关啊,都是HTML啊
可以用相同name，不同id，onclick="document.all.id_n.click()"
<HTML>
<HEAD>
<TITLE>Test Control System 3.0</TITLE>
<META http-equiv=Content-Type content=text/html;charset=UTF-8>
<LINK media=all href="../images/main.css" type=text/css rel=stylesheet>
</HEAD>
<script language="JavaScript" src="../js/common.js"></script>

<BODY  leftmargin="0" topmargin="0" marginwidth="0" marginheight="0">
<form  name="listNews"  method="post"  action="">
  <TABLE cellSpacing=0 cellPadding=0 width="100%" border=0>
    <TR>
      <TD width="6%"> <TABLE cellSpacing=0 cellPadding=0 border=0>
          <TR>
            <TD vAlign=center width=3 height=28><IMG height=28 alt="" src="../images/tabSelectedLeft.png" width=3 border=0></TD>
            <TD vAlign=center noWrap background=../images/tabSelectedBg.png> <A href="../TaskManage/TaskManage.htm">任务管理</A> </A> </TD>
            <TD vAlign=center width=3><IMG height=28 alt="" src="../images/tabSelectedRight.png" width=3 border=0></TD>
          </TR>
        </TABLE></TD>
      <TD width="10%" align="left" valign="bottom" noWrap> 任务名称：核电站腐蚀数据管理系统</TD>
      <TD width="84%" align="right" valign="bottom" noWrap><input name="button23" type="button" class="button"    value="任务返回">
        <INPUT name="button2" type="button" class="button"  value="生成测试版">
        <INPUT name="button3" type="button" class="button"   value="提交测试报告">
        <INPUT name="button4" id="10" type="button" class="button"  onclick="javascript:showTestManage('inputformback')"  value="任务封版"></TD>
    </TR>
    <TR>
      <TD class=tabox 　 colspan="3"  valign="top"> <table class=tbl cellspacing=1 cellpadding=3 width="100%" border=0>
          <tr>
            <td colspan="10" height="30" align="center" nowrap><table width="100%" height="30" border="0" cellspacing="0" cellpadding="0">
                <tr>
                  <td width="100%" align="center">测　试　管　理</td>
                </tr>
              </table></td>
          </tr>
          <tr>
            <th nowrap width="5%"> </th>
            <th nowrap width="5%">测试记录编号</th>
            <th nowrap width="5%">测试次数</th>
            <th nowrap  width="15%">提交测试时间</th>
            <th nowrap width="15%">要求修改完成时间</th>
            <th nowrap width="15%">实际修改完成时间</th>
            <th nowrap width="10%">修改误期得分</th>
            <th nowrap width="10%">测试人员姓名</th>
            <th nowrap  width="10%">是否封版前记录</th>
            <th nowrap  width="5%">返回</th>
          </TR>
   <tr  onmouseout="this.style.cursor='';this.className=''" onmouseover="this.className='outfont';this.style.cursor='hand'"   id="1">
            <td  align="center" ><input type="radio" class="radio" id="4" checked name="radiobutton" value="radiobutton"></td>
            <td  align="center">C0000001</td>
            <td align="center">1</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">-5</td>
            <td  align="center">RC</td>
            <td  align="center">是</td>
            <td  align="center">否</td>
          </tr>
   <tr onmouseout="this.style.cursor='';this.className=''" onmouseover="this.className='outfont';this.style.cursor='hand'"  "  id="2">
           <td  align="center"><input type="radio" class="radio" id="1"  name="radiobutton" value="radiobutton"></td>
            <td  align="center">C0000001</td>
            <td align="center">2</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">-5</td>
            <td  align="center">RC</td>
            <td  align="center">否</td>
            <td  align="center">是</td>
          </tr>
             <tr onmouseout="this.style.cursor='';this.className=''" onmouseover="this.className='outfont';this.style.cursor='hand'" id="3">
<td  align="center"><input type="radio" class="radio"  id="2" name="radiobutton" value="radiobutton"></td>
            <td  align="center">C0000001</td>
            <td align="center">3</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">-5</td>
            <td  align="center">RC</td>
            <td  align="center">是</td>
            <td  align="center">是</td>
          </tr>
           <tr onmouseout="this.style.cursor='';this.className=''" onmouseover="this.className='outfont';this.style.cursor='hand'" id="4">
            <td  align="center"><input type="radio" class="radio" id="3" name="radiobutton" value="radiobutton"></td>
            <td  align="center">C0000001</td>
            <td align="center">4</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">2005-05-01 14:16:07</td>
            <td  align="center">-5</td>
            <td  align="center">RC</td>
            <td  align="center">是</td>
            <td  align="center">是</td>
          </tr>
        </table>

</div>
</BODY></HTML>
<script>
function check3(i)
{
document.getElementById("r"+i).checked="checked";
}
</script><table>
<tr><td style="display:block" onclick="check3(1)"><input name="id1" id="r1" type="radio" value="">ddfdfd</td></tr>
<tr><td style="display:block" onclick="check3(2)"><input name="id1" type="radio" id="r2" value="">sdfsdffsdfsf</td></tr>
</table>