col colgroup
/Html JavaSript/html/col colgroup.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<TABLE border="1">
<!-- DOCTYPE necessaire pour Mozilla -->
<colgroup>
<col width=50>
</colgroup>
<colgroup align=right>
<col width=50 style="background-color:red">
<col width=200>
</colgroup>
<TR>
<td style="background-color:blue">col1</td>
<td>col2</td>
<td>col3</td>
</TR>
<TR>
<td>col1</td>
<td colspan=2>col2 3</td>
</TR>
<TR>
<td>col1</td>
<td>col2</td>
<td>col3</td>
</TR>
</TABLE>