<env name="document">
<xsl:if test="@data-cover-width">
<cmd name="makecover">
- <parm><xsl:value-of select="210 * @data-cover-width div @data-cover-height" />mm</parm>
<parm>210mm</parm>
+ <parm><xsl:value-of select="210 * @data-cover-height div @data-cover-width" />mm</parm>
</cmd>
</xsl:if>
<xsl:if test="@thanks">