diff --git a/lam/lib/lists.inc b/lam/lib/lists.inc
new file mode 100644
index 00000000..38761a15
--- /dev/null
+++ b/lam/lib/lists.inc
@@ -0,0 +1,78 @@
+<?php
+/*
+$Id$
+
+  This code is part of LDAP Account Manager (http://www.sourceforge.net/projects/lam)
+  Copyright (C) 2003 - 2004  Roland Gruber
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+
+*/
+
+/**
+* This file includes functions to manage the list views.
+*
+* @package lists
+* @author Roland Gruber
+*/
+
+
+/**
+* Sorts an account list by a given attribute
+*
+* @param string $sort the attribute by which to sort
+* @param array $attr_array array of displayed attributes
+* @param array $info the account list
+* @return array sorted account list
+*/
+function listSort($sort, $attr_array, $info) {
+
+	/**
+	* Compare function used for usort-method
+	*
+	* Rows are sorted with the first attribute entry of the sort column.
+	* If objects have attributes with multiple values only the first is used for sorting.
+	*
+	* @param array $a first row which is compared
+	* @param array $b second row which is compared
+	* @return integer 0 if both are equal, 1 if $a is greater, -1 if $b is greater
+	*/
+	function cmp_array($a, $b) {
+		// sort specifies the sort column
+		global $sort;
+		global $attr_array;
+		// sort by first column if no attribute is given
+		if (!$sort) $sort = strtolower($attr_array[0]);
+		if ($sort != "dn") {
+			// sort by first attribute with name $sort
+			if ($a[$sort][0] == $b[$sort][0]) return 0;
+			else if ($a[$sort][0] == max($a[$sort][0], $b[$sort][0])) return 1;
+			else return -1;
+		}
+		else {
+			if ($a[$sort] == $b[$sort]) return 0;
+			else if ($a[$sort] == max($a[$sort], $b[$sort])) return 1;
+			else return -1;
+		}
+	}
+
+	// sort and return account list
+	usort($info, "cmp_array");
+	return $info;
+
+}
+
+?>
\ No newline at end of file
diff --git a/lam/templates/lists/listdomains.php b/lam/templates/lists/listdomains.php
index cee3c073..ed010d0b 100644
--- a/lam/templates/lists/listdomains.php
+++ b/lam/templates/lists/listdomains.php
@@ -22,9 +22,10 @@ $Id$
   This code displays a list of all Samba domains.
 
 */
-include_once ("../../lib/config.inc");
-include_once ("../../lib/ldap.inc");
-include_once ("../../lib/status.inc");
+include_once("../../lib/config.inc");
+include_once("../../lib/ldap.inc");
+include_once("../../lib/status.inc");
+include_once("../../lib/lists.inc");
 
 // start session
 session_save_path("../../sess");
@@ -107,7 +108,7 @@ if (! $_GET['norefresh']) {
 		// delete first array entry which is "count"
 		array_shift($dom_info);
 		// sort rows by sort column ($sort)
-		usort($dom_info, "cmp_array");
+		$dom_info = listSort($sort, $attr_array, $dom_info);
 	}
 	else StatusMessage("ERROR", _("LDAP Search failed! Please check your preferences."), _("No Samba Domains found!"));
 }
@@ -115,7 +116,7 @@ if (! $_GET['norefresh']) {
 else {
 	if (sizeof($dom_info) == 0) StatusMessage("WARN", "", _("No Samba Domains found!"));
 	// sort rows by sort column ($sort)
-	if ($dom_info) usort($dom_info, "cmp_array");
+	if ($dom_info) $dom_info = listSort($sort, $attr_array, $dom_info);
 }
 
 echo ("<form action=\"listdomains.php\" method=\"post\">\n");
@@ -244,27 +245,6 @@ function draw_navigation_bar ($count) {
   echo ("</td></tr></table>\n");
 }
 
-// compare function used for usort-method
-// rows are sorted with the first attribute entry of the sort column
-// if objects have attributes with multiple values the others are ignored
-function cmp_array($a, $b) {
-	// sort specifies the sort column
-	global $sort;
-	global $attr_array;
-	// sort by first column if no attribute is given
-	if (!$sort) $sort = strtolower($attr_array[0]);
-	if ($sort != "dn") {
-		// sort by first attribute with name $sort
-		if ($a[$sort][0] == $b[$sort][0]) return 0;
-		else if ($a[$sort][0] == max($a[$sort][0], $b[$sort][0])) return 1;
-		else return -1;
-	}
-	else {
-		if ($a[$sort] == $b[$sort]) return 0;
-		else if ($a[$sort] == max($a[$sort], $b[$sort])) return 1;
-		else return -1;
-	}
-}
 
 
 // save variables to session
diff --git a/lam/templates/lists/listgroups.php b/lam/templates/lists/listgroups.php
index c6df081f..38d50c2b 100644
--- a/lam/templates/lists/listgroups.php
+++ b/lam/templates/lists/listgroups.php
@@ -28,6 +28,7 @@ include_once ("../../lib/status.inc");
 include_once("../../lib/account.inc");
 include_once("../../lib/pdf.inc");
 include_once("../../lib/modules.inc");
+include_once("../../lib/lists.inc");
 
 // start session
 session_save_path("../../sess");
@@ -170,7 +171,7 @@ if (! $_GET['norefresh']) {
 		// delete first array entry which is "count"
 		array_shift($grp_info);
 		// sort rows by sort column ($sort)
-		usort($grp_info, "cmp_array");
+		$grp_info = listSort($sort, $attr_array, $grp_info);
 	}
 	else {
 		$grp_info = array();
@@ -181,7 +182,7 @@ if (! $_GET['norefresh']) {
 else {
 	if (sizeof($grp_info) == 0) StatusMessage("WARN", "", _("No Groups found!"));
 	// sort rows by sort column ($sort)
-	if ($grp_info) usort($grp_info, "cmp_array");
+	if ($grp_info) $grp_info =listSort($sort, $attr_array, $grp_info);
 }
 
 echo ("<form action=\"listgroups.php\" method=\"post\">\n");
@@ -367,28 +368,6 @@ function draw_navigation_bar ($count) {
   echo ("</td></tr></table>\n");
 }
 
-// compare function used for usort-method
-// rows are sorted with the first attribute entry of the sort column
-// if objects have attributes with multiple values the others are ignored
-function cmp_array($a, $b) {
-	// sort specifies the sort column
-	global $sort;
-	global $attr_array;
-	// sort by first column if no attribute is given
-	if (!$sort) $sort = strtolower($attr_array[0]);
-	if ($sort != "dn") {
-		// sort by first attribute with name $sort
-		if ($a[$sort][0] == $b[$sort][0]) return 0;
-		else if ($a[$sort][0] == max($a[$sort][0], $b[$sort][0])) return 1;
-		else return -1;
-	}
-	else {
-		if ($a[$sort] == $b[$sort]) return 0;
-		else if ($a[$sort] == max($a[$sort], $b[$sort])) return 1;
-		else return -1;
-	}
-}
-
 // save variables to session
 $_SESSION['grp_info'] = $grp_info;
 $_SESSION['grp_units'] = $grp_units;
diff --git a/lam/templates/lists/listhosts.php b/lam/templates/lists/listhosts.php
index c53b08d3..7131bd15 100644
--- a/lam/templates/lists/listhosts.php
+++ b/lam/templates/lists/listhosts.php
@@ -28,6 +28,7 @@ include_once ("../../lib/status.inc");
 include_once("../../lib/account.inc");
 include_once("../../lib/pdf.inc");
 include_once("../../lib/modules.inc");
+include_once("../../lib/lists.inc");
 
 // start session
 session_save_path("../../sess");
@@ -166,7 +167,7 @@ if (! $_GET['norefresh']) {
 		// delete first array entry which is "count"
 		array_shift($hst_info);
 		// sort rows by sort column ($sort)
-		usort($hst_info, "cmp_array");
+		$hst_info = listSort($sort, $attr_array, $hst_info);
 	}
 	else {
 		$hst_info = array();
@@ -177,7 +178,7 @@ if (! $_GET['norefresh']) {
 else {
 	if (sizeof($hst_info) == 0) StatusMessage("WARN", "", _("No Samba Hosts found!"));
 	// sort rows by sort column ($sort)
-	if ($hst_info) usort($hst_info, "cmp_array");
+	if ($hst_info) $hst_info = listSort($sort, $attr_array, $hst_info);
 }
 
 echo ("<form action=\"listhosts.php\" method=\"post\">\n");
@@ -348,28 +349,6 @@ function draw_navigation_bar ($count) {
   echo ("</td></tr></table>\n");
 }
 
-// compare function used for usort-method
-// rows are sorted with the first attribute entry of the sort column
-// if objects have attributes with multiple values the others are ignored
-function cmp_array($a, $b) {
-	// sort specifies the sort column
-	global $sort;
-	global $attr_array;
-	// sort by first column if no attribute is given
-	if (!$sort) $sort = strtolower($attr_array[0]);
-	if ($sort != "dn") {
-		// sort by first attribute with name $sort
-		if ($a[$sort][0] == $b[$sort][0]) return 0;
-		else if ($a[$sort][0] == max($a[$sort][0], $b[$sort][0])) return 1;
-		else return -1;
-	}
-	else {
-		if ($a[$sort] == $b[$sort]) return 0;
-		else if ($a[$sort] == max($a[$sort], $b[$sort])) return 1;
-		else return -1;
-	}
-}
-
 // save variables to session
 $_SESSION['hst_info'] = $hst_info;
 $_SESSION['hst_units'] = $hst_units;
diff --git a/lam/templates/lists/listusers.php b/lam/templates/lists/listusers.php
index 726244fe..75b6792f 100644
--- a/lam/templates/lists/listusers.php
+++ b/lam/templates/lists/listusers.php
@@ -27,6 +27,7 @@ include_once("../../lib/ldap.inc");
 include_once("../../lib/pdf.inc");
 include_once("../../lib/account.inc");
 include_once("../../lib/modules.inc");
+include_once("../../lib/lists.inc");
 
 // used to display status messages
 include_once ("../../lib/status.inc");
@@ -157,9 +158,9 @@ for ($i = 0; $i < sizeof($temp_array); $i++) {
   }
 }
 
-$sortattrib = $_GET["sortattrib"];
-if (!$sortattrib)
-     $sortattrib = strtolower($attr_array[0]);
+$sort = $_GET["sortattrib"];
+if (!$sort)
+     $sort = strtolower($attr_array[0]);
 
 // check search suffix
 if ($_POST['usr_suffix']) $usr_suffix = $_POST['usr_suffix'];  // new suffix selected via combobox
@@ -192,7 +193,7 @@ $filter = $filter . ")";
 // read entries only from ldap server if not yet stored in session or if refresh
 // button is pressed or if filter is applied
 if ($_SESSION["userlist"] && $_GET["norefresh"]) {
-	usort ($_SESSION["userlist"], "cmp_array");
+	$_SESSION["userlist"] = listSort($sort, $attr_array, $_SESSION["userlist"]);
 	$userinfo = $_SESSION["userlist"];
 }
 else {
@@ -207,7 +208,7 @@ else {
 		if ($userinfo["count"] == 0) StatusMessage("WARN", "", _("No Users found!"));
 			// delete first array entry which is "count"
 			array_shift($userinfo);
-			usort ($userinfo, "cmp_array");
+			$userinfo = listSort($sort, $attr_array, $userinfo);
 			$_SESSION["userlist"] = $userinfo;
 		}
 	else {
@@ -239,7 +240,7 @@ if ($user_count != 0) {
   echo "<tr class=\"userlist-head\"><th width=22 height=34></th><th></th>\n";
   // table header
   for ($k = 0; $k < sizeof ($desc_array); $k++) {
-    if ($sortattrib == strtolower($attr_array[$k]))
+    if ($sort == strtolower($attr_array[$k]))
       echo "<th class=\"userlist-activecolumn\">\n";
     else
       echo "<th>\n";
@@ -272,8 +273,8 @@ if ($user_count != 0) {
 			}
 		}
 		// resort if needed
-		if ($sortattrib == "gidnumber") {
-			usort ($userinfo, "cmp_array");
+		if ($sort == "gidnumber") {
+			$userinfo = listSort($sort, $attr_array, $userinfo);
 		}
 	}
 	// print user list
@@ -316,7 +317,7 @@ if ($user_count != 0) {
 	$colspan = sizeof($attr_array) + 1;
 	echo "<tr class=\"userlist\">\n";
 	echo "<td align=\"center\"><img src=\"../../graphics/select.png\" alt=\"select all\"></td>\n";
-	echo "<td colspan=$colspan>&nbsp;<a href=\"listusers.php?norefresh=1&amp;page=" . $page . "&amp;sortattrib=" . $sortattrib .
+	echo "<td colspan=$colspan>&nbsp;<a href=\"listusers.php?norefresh=1&amp;page=" . $page . "&amp;sortattrib=" . $sort .
 		$searchfilter . "&amp;trans_primary=" . $trans_primary . "&amp;selectall=yes\">" .
 		"<font color=\"black\"><b>" . _("Select all") . "</b></font></a></td>\n";
 	echo "</tr>\n";
@@ -388,7 +389,7 @@ echo "</body></html>\n";
 function draw_navigation_bar ($user_count) {
 	global $max_pageentrys;
 	global $page;
-	global $sortattrib;
+	global $sort;
 	global $searchfilter;
 	global $trans_primary;
 
@@ -397,13 +398,13 @@ function draw_navigation_bar ($user_count) {
 	echo ("<td class=\"userlist-navbar\">\n<input type=\"submit\" name=\"refresh\" value=\"" . _("Refresh") . "\">\n&nbsp;&nbsp;");
 	if ($page != 1)
 		echo ("<a class=\"userlist\" href=\"listusers.php?norefresh=1&amp;page=" .
-			($page - 1) . "&amp;sortattrib=" . $sortattrib . $searchfilter . "&amp;trans_primary=" . $trans_primary . "\">&lt;=</a>\n");
+			($page - 1) . "&amp;sortattrib=" . $sort . $searchfilter . "&amp;trans_primary=" . $trans_primary . "\">&lt;=</a>\n");
 	else echo ("&lt;=");
 	echo ("&nbsp;");
 
 	if ($page < ($user_count / $max_pageentrys))
 		echo ("<a class=\"userlist\" href=\"listusers.php?norefresh=1&amp;page=" .
-			($page + 1) . "&amp;sortattrib=" . $sortattrib . $searchfilter . "&amp;trans_primary=" . $trans_primary . "\">=&gt;</a>\n");
+			($page + 1) . "&amp;sortattrib=" . $sort . $searchfilter . "&amp;trans_primary=" . $trans_primary . "\">=&gt;</a>\n");
 	else echo ("=&gt;");
 	echo ("</td>\n");
 	echo ("<td class=\"userlist-navbartext\">\n");
@@ -415,35 +416,13 @@ function draw_navigation_bar ($user_count) {
 	for ($i = 0; $i < ($user_count / $max_pageentrys); $i++) {
 		if ($i == $page - 1) echo ("&nbsp;" . ($i + 1));
 		else echo ("&nbsp;<a class=\"userlist\" href=\"listusers.php?norefresh=1&amp;page=" .
-				($i + 1) . "&amp;sortattrib=" . $sortattrib . $searchfilter . "&amp;trans_primary=" . $trans_primary .
+				($i + 1) . "&amp;sortattrib=" . $sort . $searchfilter . "&amp;trans_primary=" . $trans_primary .
 				"\">" . ($i + 1) . "</a>\n");
 	}
 	echo ("</td></tr>\n</table>\n");
 }
 
 
-// compare function used for usort-method
-// rows are sorted with the first attribute entry of the sort column
-// if objects have attributes with multiple values the others are ignored
-function cmp_array($a, $b) {
-	// sortattrib specifies the sort column
-	global $sortattrib;
-	global $attr_array;
-	// sort by first attribute with name $sortattrib
-	if (!$sortattrib) $sortattrib = strtolower($attr_array[0]);
-	if ($sortattrib != "dn") {
-		// sort by first column if no attribute is given
-		if ($a[$sortattrib][0] == $b[$sortattrib][0]) return 0;
-		else if ($a[$sortattrib][0] == max($a[$sortattrib][0], $b[$sortattrib][0])) return 1;
-		else return -1;
-	}
-	else {
-		if ($a[$sortattrib] == $b[$sortattrib]) return 0;
-		else if ($a[$sortattrib] == max($a[$sortattrib], $b[$sortattrib])) return 1;
-		else return -1;
-	}
-}
-
 // save variables to session
 $_SESSION['usr_units'] = $usr_units;
 $_SESSION['usr_suffix'] = $usr_suffix;