- <li><a href="index.pl?page=calls?show=uncovered">Not covered calls</a></li>
- <li><a href="index.pl?page=calls?show=covered">Covered calls</a></li>
- <li><a href="index.pl?page=calls?show=all">All calls</a></li>
+ <li><a href="index.pl?page=calls&show=uncovered">Not covered calls</a></li>
+ <li><a href="index.pl?page=calls&show=covered">Covered calls</a></li>
+ <li><a href="index.pl?page=calls&show=all">All calls</a></li>