diff --git a/groups.php b/groups.php
index 2bef748..ad0c810 100644
--- a/groups.php
+++ b/groups.php
@@ -41,7 +41,7 @@ if(isset($_GET['mode']))
 		{
 			$start = TimeGeneration();
 			$default_skin = ViewSkinName();
-			$gid = intval($_GET['id']);
+			$gid = addslashes(strip_tags($_GET['id']));
 			if ((isset($_POST['nick']))and ($_POST['nick']!=''))
 			{
 				if($_POST['nick']!='')
@@ -68,17 +68,31 @@ if(isset($_GET['mode']))
 				$_POST['nick']='';
 				$_POST['delnick']='';
 			}
-			$sql = "SELECT `g_id`, `name`, `desc`, `m_id` FROM `".GROUPS_TABLE."` WHERE `g_id`='$gid'";
-			$group = DataBase::fetch(DataBase::sql_query($sql, GENERAL, 'Could not obtain groups information.'));
-			if ($group['g_id']=='')
+			$bool = ($gid == 'mods') ? true : ($gid == 'admins') ? true : false;
+			if (!$bool)
 			{
-				message_forum($lng['no_group'], 'index.php');
-	    		}
+				$sql = "SELECT `g_id`, `name`, `desc`, `m_id` FROM `".GROUPS_TABLE."` WHERE `g_id`='$gid'";
+				$group = DataBase::fetch(DataBase::sql_query($sql, GENERAL, 'Could not obtain groups information.'));
+				if ($group['g_id']=='')
+				{
+					message_forum($lng['no_group'], 'groups.php');
+	    			}
+  			}
+  			if ($gid == 'admins')
+  			{
+	      			$group['name'] = $lng['admins'];
+	      			$group['desc'] = $lng['admins_desc'];
+			}
+			if ($gid == 'mods')
+  			{
+	      			$group['name'] = $lng['mods'];
+	      			$group['desc'] = $lng['mods_desc'];
+			}
 	    		unset($tmp);
 			$skin = GenerateHeader($lng['showgroup'].': '.$group['name'], '</a>&gt; <a href="groups.php?mode=view&amp;id='.$group['g_id'].'" class="navigator">'.$lng['showgroup'].': '.$group['name']);
 			include('./skins/'.$default_skin.'/overall_header.tpl');	
 			$skin = array(
-			'moderate'=>IfModGroup($group['m_id']),
+			'moderate'=>(is_numeric($gid)) ? IfModGroup($group['m_id']) : '',
 			'name'=>$group['name'],
 			'desc'=>$group['desc'],
 			'lregdate'=>$lng['luregister'],
@@ -88,7 +102,15 @@ if(isset($_GET['mode']))
 			'g_id'=>$group['g_id']
 			);
 			include('./skins/'.$default_skin.'/group_view_head_body.tpl');
-			$sql = "SELECT ".USERS_GROUP_TABLE.".*, ".USERS_TABLE.".* FROM `".USERS_GROUP_TABLE."` LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id =".USERS_GROUP_TABLE.".u_id WHERE `g_id`='$gid'";
+			if ($gid == 'admins') { $rnk = 2; } else {$rnk = 1;}
+			if (is_numeric($gid))
+			{
+				$sql = "SELECT ".USERS_GROUP_TABLE.".*, ".USERS_TABLE.".* FROM `".USERS_GROUP_TABLE."` LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id =".USERS_GROUP_TABLE.".u_id WHERE `g_id`='$gid'";
+			}
+			else
+			{
+	    			$sql = "SELECT * FROM ".USERS_TABLE." WHERE `rank` = '$rnk'";
+			}
 			$query = DataBase::sql_query($sql, GENERAL, 'Could not obtain users in groups information.');
 			$amout = DataBase::num_rows($query);
 			if ($amout>0)
@@ -139,8 +161,24 @@ if(isset($_GET['mode']))
 else
 {
 	$default_skin = ViewSkinName();
+	
 	$skin = GenerateHeader($lng['lgroups'], '</a>&gt; <a href="groups.php" class="navigator">'.$lng['lgroups']);
 	include('./skins/'.$default_skin.'/overall_header.tpl');	
+	$special_groups[] = array('admins', $lng['admins'], $lng['admins_desc']);
+	$special_groups[] = array('mods', $lng['mods'], $lng['mods_desc']);
+	$i = 0;
+	while($i<2)
+	{
+		$skin = array (
+		'g_id'=>$special_groups[$i][0],
+		'name' => $special_groups[$i][1],
+		'desc' =>$special_groups[$i][2] 
+		);
+		include('./skins/'.$default_skin.'/group_add_body.tpl');
+		$i++;
+	}
+	echo '<br />';
+
 	$sql = "SELECT `g_id`, `name`, `desc` FROM `".GROUPS_TABLE."` ORDER BY `sort`";
 	$query = DataBase::sql_query($sql, GENERAL, 'Could not obtain groups information.');
 	if (DataBase::num_rows($query)>0)
diff --git a/includes/classes/secure.php b/includes/classes/secure.php
index 3f3dbd0..c962291 100644
--- a/includes/classes/secure.php
+++ b/includes/classes/secure.php
@@ -148,12 +148,15 @@ class Secure
 	function group_exists($gid)
 	{
 		global $lng;
-		$sql = "SELECT `g_id` FROM `".GROUPS_TABLE."` WHERE g_id='$gid'";
-		$result = DataBase::fetch(DataBase::sql_query($sql,GENERAL,'Could not obtain group information.'));
-		$result = $result['g_id'];
-		if ($result=='')
+		if ($gid != 'mods' || $gid!='admins')
 		{
-			message_forum($lng['no_group'],'groups.php');
+			$sql = "SELECT `g_id` FROM `".GROUPS_TABLE."` WHERE g_id='$gid'";
+			$result = DataBase::fetch(DataBase::sql_query($sql,GENERAL,'Could not obtain group information.'));
+			$result = $result['g_id'];
+			if ($result=='')
+			{
+				message_forum($lng['no_group'],'groups.php');
+			}
 		}	
 	}
 	function TagsReplace($text)
diff --git a/lngs/Polish/main.php b/lngs/Polish/main.php
index 17b4bef..dc53e48 100644
--- a/lngs/Polish/main.php
+++ b/lngs/Polish/main.php
@@ -113,6 +113,10 @@ $lng['admin_mod_administration']='Pole Admina/Mod\'a';
 //
 //other...------------------------------------------------------------
 //
+$lng['admins']='Administratorzy';
+$lng['admins_desc']='Globalni administratorzy tego forum';
+$lng['mods']='Moderatorzy';
+$lng['mods_desc']='Osoby odpowiedzialne za ład i porządek na forum';
 $lng['yesterday']='Wczoraj';
 $lng['today']='Dzisiaj';
 $lng['message_forum']='Komunikat Forum';