cat <<END
<a href="${num}-$((i-1)).html">&lt;&lt;&lt;</a>
<a href="page-${num}.html#$jpg">Thumbnails</a>
<a href="${num}-$((i+1)).html">&gt;&gt;&gt;</a>
<br />
<br />
<a href="${num}-$((i+1)).html"><img border='0' src='../photos/$jpg' /></a>
<br />
<br />
<a href="../photos/$jpg">Direct link</a>
<h3>$jpg</h3>
END