on-standard 
 information from the FO tree through to the layout engine and the renderers.
<P>
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<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/fop/fo/FONode.html#getExtensionAttachment()">getExtensionAttachment</A></CODE> in class <CODE><A HREF="../../../../../../org/apache/fop/fo/FONode.html" title="class in org.apache.fop.fo">FONode</A></CODE></DL>
</DD>
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<DT><B>Returns:</B><DD>the extension attachment if one is created by the extension element, null otherwise.</DL>
