<div class="toggle" style="display: none">
	<div class="collapsed">
		<p class="exampleHeading toggleButton">▹ <span class="text">Internal call graph</span></p>
	</div>
	<div class="expanded">
		<p class="exampleHeading toggleButton">▾ <span class="text">Internal call graph</span></p>
                <p>
                  This viewer shows the portion of the internal call
                  graph of this package that is reachable from this function.  
                  See the <a href='#pkg-callgraph'>package's call
                  graph</a> for more information.
                </p>
                <ul style="margin-left: 0.5in" id="callgraph-{{.Index}}" class="treeview"></ul>
        </div>
</div>