/* UcoZ Tab */  
.menuBg {background:#DEE7F6 !important;}  
.Mactive {background:#DEE7F6;line-height:20px;border-right:1px solid #88A1C2;border-left:1px solid #88A1C2;border-bottom:1px solid #88A1C2;font-size:7pt;}  
.Mactive a:link,.Mactive a:visited,.Mactive a:hover {color:#15428B;text-decoration:none;cursor:text;}  
.MnotActive {display:block;line-height:16px;background:#F0F3F5;border-right:1px solid #88A1C2;border-bottom:1px solid #88A1C2;font-size:7pt;}  
.MnotActive1 {display:block;line-height:16px;background:#F0F3F5;border-left:1px solid #88A1C2;border-bottom:1px solid #88A1C2;font-size:7pt;}  
.MnotActive a:link,.MnotActive1 a:link {display:block;width:100%;color:#515151;text-decoration:none;}  
.MnotActive a:visited,.MnotActive1 a:visited {display:block;width:100%;color:#515151;text-decoration:none;}  
.MnotActive a:hover,.MnotActive1 a:hover {display:block;width:100%;color:#515151;text-decoration:none;background-color:#CAD9EC;cursor:pointer; }  
/* ---------------- */

<script type="text/javascript">  
  // UcoZ Tab START  
  function showmods(t) {  
  if (t){  
  document.getElementById('instMods').className='MnotActive1';  
  document.getElementById('uninstMods').className='Mactive';  
  document.getElementById('isInMo').style.display='none';  
  document.getElementById('noInMo').style.display='';  
  document.body.focus();  
  } else {  
  document.getElementById('instMods').className='Mactive';  
  document.getElementById('uninstMods').className='MnotActive';  
  document.getElementById('noInMo').style.display='none';  
  document.getElementById('isInMo').style.display='';  
  document.body.focus();  
  }  
  }  
  // UcoZ Tab END  
  </script>

<div class="xw-tl"><div class="xw-tr"><div class="xw-tcc"></div></div></div>  
<div class="xw-ml"><div class="xw-mr"><div class="xw-mc menuBg">  

<div style="display:none;overflow:auto;height:250px;" id="noInMo">  
<div align="center"><!-- код2 -->  

</div></div>  

<div style="overflow:auto;height:250px;" id="isInMo">  
<div align="center">  
<!-- код1 -->  

</div>  
</div>  

</div></div></div>  

<div class="xw-bl"><div class="xw-br"><div class="xw-bc"><div class="xw-footer"></div></div></div></div>  

<table border="0" cellpadding="0" cellspacing="0" width="100%">  
<tbody>  
<tr>  
<td width="6%"> </td>  
<td align="center" valign="top" width="44%"><div id="instMods" class="Mactive"><a id="instModsL" href="javascript://" onclick="showmods(0);return false;">Название 2</a></div></td>  

<td align="center" valign="top" width="43%"><div id="uninstMods" class="MnotActive"><a id="uninstModsL" href="javascript://" onclick="showmods(1);return false;">НАзвание 1</a></div></td>  
<td width="7%"> </td>  
</tr>  
</tbody>  
</table>