1<html xmlns="http://www.w3.org/1999/xhtml">
2<head>
3<script>
4
5function boom()
6{
7  var b = document.getElementById('b');
8  b.style.counterIncrement = 'chicken';
9  document.body.offsetHeight;
10  b.style.counterIncrement = '';
11}
12
13</script>
14</head>
15
16<body onload="boom();">
17
18<col id="a" span="2"></col><col id="b"></col>
19
20</body>
21</html>
22