[%- # parent-docsets navigation bar
    # expects to be set:
    # nav          - cache navigator object
    # rel_doc_root - relative docs path (only for chapters!)
-%]
[%- IF nav -%]

[%- # prepare the sects to show where are we relative 
    # to the absolute root
    parents = [];
    p = nav.up;
    nav_not_empty = 0;
    WHILE p;
        parents.unshift(p);
        p = p.up;
        nav_not_empty = 1; 
    END;

    sects = [];
    FOREACH p = parents;
        SET path = [];
        IF p.parent_rel_path.defined; # top level has no rel_path
            path.push(p.parent_rel_path);
        END;
        IF rel_doc_root.defined;
            path.push(rel_doc_root);
        END;
        nav_not_empty = 1; 
        link = path.join("/");
        sects.push({link => "$link/index.html", text => p.index_node.stitle});
    END;
    # a page has index as its parent, so we push it here
    IF rel_doc_root.defined;
        nav_not_empty = 1; 
        sects.push({link => "$rel_doc_root/index.html", 
                    text => nav.index_node.stitle});
    END;
-%]


            <!-- breadcrumb and topline begin -->
            <td width="100%" align="left">
                <table border="0" cellspacing="0" cellpadding="0" width="100%">
                    <tr valign="bottom">
                        <td class="navbarglobal" height="31" width="100%">
                            <!-- breadcrumb start -->
                [%- IF nav_not_empty == 1 -%]
                    [%- WRAPPER button 
                            width = "100%"
                            align = 'left'
                    -%]
                        [%- FOREACH sec = sects -%]

                            <a href="[%- sec.link -%]"><b>[%- sec.text -%]</b></a> / 
                        [%- END -%]
                    [%- END -%]
                [%- ELSE -%]
                    <br>
                [%- END -%]

                            <!-- breadcrumb end -->
                        </td>
                    </tr>
                    <tr valign="top">
                        <td height="6"><br class="smallbr"></td>
                    </tr>
                    <!-- topline begin -->
                    <tr valign="top">
                        <td height="1" class="camel-line-top"><br class="smallbr"></td>
                    </tr>
                    <tr valign="top">
                        <td height="1" class="camel-line-bottom"><br class="smallbr"></td>
                    </tr>
                    <!-- topline end -->
                    <tr valign="top">
                        <td height="6"><br class="smallbr"></td>
                    </tr>
                </table>
            </td>
            <!-- breadcrumb and topline end -->
[%- END -%]