-<form action="{!URL!}/modules.php?module=admin&what=config_cats"
- method="POST" style="margin-bottom: 0px">
+<form action="{!URL!}/modules.php?module=admin&what=config_cats" method="post" style="margin-bottom: 0px">
<table border="0" cellspacing="0" cellpadding="0" align="center"
class="admin_table dashed">
<tr>