1<html xmlns="http://www.w3.org/1999/xhtml">
2
3<table style="border-collapse: collapse;">
4<colgroup span="2" id="b">
5<col id="a"/>
6</colgroup>
7</table>
8
9<script xmlns="http://www.w3.org/1999/xhtml">
10<![CDATA[
11function doe() {
12  document.getElementById('a').remove();
13  document.getElementById('b').style.borderLeft = "6px inset green";
14  }
15  document.documentElement.offsetHeight;
16  setTimeout(doe, 0);
17]]>
18
19</script>
20</html>
21