I believe this question has been submitted before, I am unable to locate a suitable resolution. Current version of oXygen on JDK15; Fedora2 platform. Docbook DTD is 4.4b2 XSL is version supplied with oXygen Transformer is Saxon 6.5.3 <table width="1224" border="0" cellpadding="0" cellspacing="0"> <title>Test table</title> <tgroup cols="3"> <colspec colwidth="796" colnum="1" colname="c1"/> <colspec colwidth="74" colnum="2" colname="c2"/> <colspec colwidth="354" colnum="3" colname="c3"/> <spanspec namest="c1" nameend="c2" spanname="s1"/> <tbody> <row valign="top"> <entry spanname="s1"><para>cols 1 and 2</para></entry> <entry><para>col 3</para></entry> </row> </tbody> </tgroup> </table> The colwidth attribute does not function; cannot create a DocBook rendering of an OpenOffice text document. Help please. Ray