Follow along with the video below to see how to install our site as a web app on your home screen.
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$TMPL['karls_url'] = parse_url($TMPL['url'], PHP_URL_HOST);
<a href="{$url}" onclick="out(this,'{$username}');" rel="nofollow">{$url}</a>
<a href="{$url}" onclick="out(this,'{$username}');" rel="nofollow">{$karls_url}</a>
untested code, so let me know if you have any troubles.