deleteColGroup2.html

Enable keyboard shortcuts

<HEAD>

<SCRIPT src=tableDom.js>

</SCRIPT>

<SCRIPT>

function doIt() {

  var table = document.getElementsByTagName("TABLE")[0];

  var colgroup = document.getElementsByTagName("COLGROUP")[1];

  table.removeChild(colgroup);

</SCRIPT>

</HEAD>

<BODY onload="doIt()">

<table bgcolor=orange border>

 <colgroup span=2 width=100></colgroup>

 <colgroup span=2 width=200></colgroup>

 <tr>

  <td>100</td><td>100</td><td>auto</td><td>auto</td>

 </tr>

</table>

</BODY></HTML>