Stuff
public text v1 · immutable<?php
if ( arg(0) == 'node' && is_numeric(arg(1)) && ! arg(2) ) {
$node = node_load(arg(1)); ?>
<a href="/og/subscribe/<?php print $node->nid>?destination=node/<?php print $node->nid>" title="Subscribe"><img src="/files/siteimages/churchiconsubscribe.gif" alt="Subscribe to this Group"></a>
<?php
}
?>