diff --git a/templates/settings.php b/templates/settings.php
--- a/templates/settings.php
+++ b/templates/settings.php
@@ -1,116 +1,119 @@
 <?php $ocVersion = $_['ocVersion'];
 $cfgClass = $ocVersion >= 7 ? 'section' : 'personalblock';
 ?>
 
 
 <form id="sqlForm" action="#" method="post" class="<?php echo $cfgClass; ?>">
 
     <div id="sql" class="<?php echo $cfgClass; ?>">
         <legend><strong><?php echo $l -> t('SQL'); ?></strong></legend>
 	<ul>
 	  <li><a id="sqlBasicSettings" href="#sql-1"><?php echo $l -> t('Database Settings'); ?></a></li>
           <li><a id="sqlAdvSettings" href="#sql-2"><?php echo $l -> t('Column/Password Settings'); ?></a></li>
           <li><a id="sqlDomainSettings" href="#sql-3"><?php echo $l -> t('Domain Settings'); ?></a></li>
         </ul>
 
         <fieldset id="sql-1">
            <table>
            <tr><td><label for="sql_type"><?php echo $l -> t('SQL Driver'); ?></label></td>
                 <?php $db_driver = array('mysql' => 'MySQL', 'pgsql' => 'PostgreSQL'); ?>
                 <td><select id="sql_type" name="sql_type">
                     <?php 
                         foreach ($db_driver as $driver => $name):
                             echo $_['sql_type'];
                             if($_['sql_type'] == $driver): ?>
                                 <option selected="selected" value="<?php echo $driver; ?>"><?php echo $name; ?></option>
                             <?php else: ?>
                                 <option value="<?php echo $driver; ?>"><?php echo $name; ?></option>
                             <?php endif;
                                     endforeach;
  ?>
                 </select></td>
             </tr>
 
             <tr><td><label for="sql_host"><?php echo $l -> t('Host'); ?></label></td><td><input type="text" id="sql_host" name="sql_host" value="<?php echo $_['sql_host']; ?>"></td></tr>
             <tr><td><label for="sql_user"><?php echo $l -> t('Username'); ?></label></td><td><input type="text" id="sql_user" name="sql_user" value="<?php echo $_['sql_user']; ?>" /></td></tr>
             <tr><td><label for="sql_database"><?php echo $l -> t('Database'); ?></label></td><td><input type="text" id="sql_database" name="sql_database" value="<?php echo $_['sql_database']; ?>" /></td></tr>
             <tr><td><label for="sql_password"><?php echo $l -> t('Password'); ?></label></td><td><input type="password" id="sql_password" name="sql_password" value="<?php echo $_['sql_password']; ?>" /></td></tr>
             <tr><td><label for="sql_table"><?php echo $l -> t('Table'); ?></label></td><td><input type="text" id="sql_table" name="sql_table" value="<?php echo $_['sql_table']; ?>" /></td></tr>
         </table>
         </fieldset>
         <fieldset id="sql-2">
         <table>
             <tr><td><label for="sql_column_username"><?php echo $l -> t('Username Column'); ?></label></td><td><input type="text" id="sql_column_username" name="sql_column_username" value="<?php echo $_['sql_column_username']; ?>" /></td></tr>
             <tr><td><label for="sql_column_password"><?php echo $l -> t('Password Column'); ?></label></td><td><input type="text" id="sql_column_password" name="sql_column_password" value="<?php echo $_['sql_column_password']; ?>" /></td></tr>
             <tr><td><label for="sql_allow_password_change"><?php echo $l -> t('Allow password changing (read README!)'); ?></label></td><td><input type="checkbox" id="allow_password_change" name="allow_password_change" value="1"<?php
             if($_['allow_password_change'])
                 echo ' checked';
  ?> title="Allow changing passwords. Imposes a security risk as password salts are not recreated"></td></tr>
             <tr><td><label for="sql_column_displayname"><?php echo $l -> t('Real Name Column'); ?></label></td><td><input type="text" id="sql_column_displayname" name="sql_column_displayname" value="<?php echo $_['sql_column_displayname']; ?>" /></td></tr>
             <tr><td><label for="crypt_type"><?php echo $l -> t('Encryption Type'); ?></label></td>
                 <?php $crypt_types = array('md5' => 'MD5', 'md5crypt' => 'MD5 Crypt', 'cleartext' => 'Cleartext', 'mysql_encrypt' => 'mySQL ENCRYPT()', 'system' => 'System (crypt)', 'mysql_password' => 'mySQL PASSWORD()', 'joomla' => 'Joomla MD5 Encryption', 'joomla2' => 'Joomla > 2.5.18 phpass', 'ssha256' => 'Salted SSHA256', 'redmine' => 'Redmine'); ?>
                 <td><select id="crypt_type" name="crypt_type">
                     <?php 
                         foreach ($crypt_types as $driver => $name):
                             echo $_['crypt_type'];
                             if($_['crypt_type'] == $driver): ?>
                                 <option selected="selected" value="<?php echo $driver; ?>"><?php echo $name; ?></option>
                             <?php else: ?>
                                 <option value="<?php echo $driver; ?>"><?php echo $name; ?></option>
                             <?php endif;
                                     endforeach;
  ?>
                 </select></td>
             </tr>
             <tr><td><label for="sql_column_active"><?php echo $l -> t('User Active Column'); ?></label></td><td><input type="text" id="sql_column_active" name="sql_column_active" value="<?php echo $_['sql_column_active']; ?>" /></td></tr>
-            <tr><td><label for="sql_column_active_invert"><?php echo $l -> t('Invert Active Value'); ?></label></td><td><input type="text" id="sql_column_active_invert" name="sql_column_active_invert" value="<?php echo $_['sql_column_active_invert']; ?>" /></td></tr>
+            <tr><td><label for="sql_column_active_invert"><?php echo $l -> t('Invert Active Value'); ?></label></td><td><input type="checkbox" id="sql_column_active_invert" name="sql_column_active_invert" value="1"<?php
+            if($_['sql_column_invert'])
+                echo ' checked';
+            ?> title="Invert the logic of the active column (for blocked users in the SQL DB)" /></td></tr>
         </table>
         </fieldset>
         <fieldset id="sql-3">
         	<table>
         		<tr><td><label for="domain_settings"><?php echo $l -> t('Domain Settings'); ?></label></td><td><table>
         			<tr><td><input type="radio" name="domain_settings" id="domain_none" value="none" <?php
                     if($_['domain_settings'] == "" || $_['domain_settings'] == "none")
                         echo 'checked="checked"';
  ?>><?php echo $l->t('No Mapping') ?></td></tr>
         			<tr><td><input type="radio" name="domain_settings" id="domain_server" value="server" <?php
                     if($_['domain_settings'] == "server")
                         echo 'checked="checked"';
  ?>><?php echo $l->t('Append Server Hostname') ?></td><td></td></tr>        			
         			<tr><td><input type="radio" name="domain_settings" id="domain_default" value="default" <?php
                     if($_['domain_settings'] == "default")
                         echo 'checked="checked"';
  ?>><?php echo $l->t('Append Default') ?></td><td><input type="text" id="default_domain" name="default_domain" value="<?php echo $_['default_domain']; ?>" /></td></tr>
         			<tr><td><input type="radio" name="domain_settings" id="domain_mapping" value="mapping" <?php
                     if($_['domain_settings'] == "mapping")
                         echo 'checked="checked"';
  ?>><?php echo $l->t('Map Domains') ?></td><td>
         					<table id="domain_map_entries" cellspacing="2" cellpadding="2">
     							<tbody>
     								<tr><th><input type="text" placeholder="Server Domain" id="inputServerDomain"></th><th><input type="text" placeholder="Map to Domain" id="inputMapDomain"></th><th><input id="domainAddMap" type="submit" value="<?php echo $l -> t('Add Entry'); ?>" /></th></tr>
     								<?php $domains = explode(",", $_['domain_array']);
                                         $maps = explode(",", $_['map_array']);
                                         for($i = 0; $i < count($domains); $i++)
                                         {
                                             if(trim($domains[$i]) != "" && trim($domains[$i]) != "")
                                                 echo "<tr><td>" . htmlspecialchars($domains[$i]) . "</td><td>" . htmlspecialchars($maps[$i]) . "</td><td><a class=\"deleteLink\" href=\"#\" >delete</a></td></tr>";
                                         }
 									?>
     							</tbody>
         					</table></td></tr>
         		</table></td></tr>
             <tr><td><label for="strip_domain"><?php echo $l -> t('Strip Domain Part from Username'); ?></label></td><td><input type="checkbox" id="strip_domain" name="strip_domain" value="1"<?php
             if($_['strip_domain'])
                 echo ' checked';
  ?> title="Strip Domain Part from Username when logging in and retrieving username lists"></td></tr>
 	
         	</table>
         </fieldset>
         <input type="hidden" name="requesttoken" value="<?php echo $_['requesttoken'] ?>" id="requesttoken" />
 	<input type="hidden" name="appname" value="user_sql" />
         <input id="sqlSubmit" type="submit" value="<?php echo $l -> t('Save'); ?>" />
         <div id="sql_update_message" class="statusmessage"><?php echo $l -> t('Saving...'); ?></div>
         <div id="sql_error_message" class="errormessage"></div>
         <div id="sql_success_message" class="successmessage"></div>
     </div>
 </form>