[%- # link to the pdf, source and other variants of the doc 
    # src block
    flag = 0;
    IF doc.src_doc.link && doc.meta.link != 'search/searchresults.html';
        INCLUDE src_doc;
    ELSE;
        flag = flag + 1;
    END;
    # pdf block
    IF doc.pdf_doc.link && doc.meta.link != 'search/searchresults.html';
        INCLUDE pdf_doc;
    ELSE;
        flag = flag + 1;
    END;

    IF flag == 2;
        "<br>";
    END;    
-%]
[%- BLOCK src_doc -%]
<a href="[%- doc.src_doc.link -%]"><img src="[%- doc.dir.abs_doc_root -%]/images/nav/page_src.gif" width="48" height="20" border="0" alt="Source version of the document ([%- doc.src_doc.size -%])"></a>
[%- END -%]
[%- BLOCK pdf_doc -%]
<a href="[%- doc.pdf_doc.link -%]"><img src="[%- doc.dir.abs_doc_root -%]/images/nav/page_pdf.gif" width="48" height="20" border="0" alt="PDF version of the document ([%- doc.pdf_doc.size -%])"></a>
[%- END -%]