diff --git a/infolog/inc/class.infolog_ui.inc.php b/infolog/inc/class.infolog_ui.inc.php
index d2c2c20803..264eb9c349 100644
--- a/infolog/inc/class.infolog_ui.inc.php
+++ b/infolog/inc/class.infolog_ui.inc.php
@@ -5,7 +5,7 @@
  * @link http://www.egroupware.org
  * @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
  * @package infolog
- * @copyright (c) 2003-13 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
+ * @copyright (c) 2003-14 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
  * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
  * @version $Id$
  */
@@ -206,14 +206,22 @@ class infolog_ui
 		if ($info['info_id_parent']) $info['class'] .= 'infolog_rowHasParent ';
 		if ($info['info_anz_subs'] > 0) $info['class'] .= 'infolog_rowHasSubs ';
 
+		$info['row_mod'] = $info['info_modified'];
+
 		if (!$show_links) $show_links = $this->prefs['show_links'];
 		if (($show_links != 'none' && $show_links != 'no_describtion' ||
 			 $this->prefs['show_times'] || isset($GLOBALS['egw_info']['user']['apps']['timesheet'])) &&
-			(isset($info['links']) || ($info['links'] = egw_link::get_links('infolog',$info['info_id'],'','link_lastmod DESC',true))))
+			(isset($info['links']) || ($info['links'] = egw_link::get_links('infolog',$info['info_id'],'','link_lastmod DESC',true,true))))
 		{
 			$timesheets = array();
 			foreach ($info['links'] as $link)
 			{
+				// incl. link modification time into row_mod (link's lastmod is always in server-time!)
+				$link_mod = egw_time::server2user($link['lastmod']);
+				if ($info['row_mod'] < $link_mod) $info['row_mod'] = $link_mod;
+
+				if ($link['deleted']) continue;	// skip deleted links, but incl. them in row_mod!
+
 				if ($show_links != 'none' && $show_links != 'no_describtion' &&
 					$link['link_id'] != $info['info_link_id'] &&
 				    ($link['app'] != $action || $link['id'] != $action_id) &&
@@ -231,6 +239,8 @@ class infolog_ui
 			{
 				$sum = ExecMethod('timesheet.timesheet_bo.sum',$timesheets);
 				$info['info_sum_timesheets'] = $sum['duration'];
+				// incl. max timesheet modification in row_mod
+				if ($info['row_mod'] < $sum['max_modified']) $info['row_mod'] = $sum['max_modified'];
 			}
 		}
 		$info['info_type_label'] = $this->bo->enums['type'][$info['info_type']];
@@ -279,7 +289,7 @@ class infolog_ui
 			}
 			$query['actions'] = $this->get_actions($query);
 			$query['row_id'] = 'info_id';
-			$query['row_modified'] = 'info_datemodified';
+			$query['row_modified'] = 'row_mod';
 			$query['parent_id'] = 'info_id_parent';
 			$query['is_parent'] = 'info_anz_subs';
 			$query['action_var'] = 'multi_action';	// as 'action' is already used in infolog
@@ -398,7 +408,7 @@ class infolog_ui
 		// query all links and sub counts in one go
 		if ($infos && (!$query['csv_export'] || !is_array($query['csv_export'])))
 		{
-			$links = egw_link::get_links_multiple('infolog',array_keys($infos),true);
+			$links = egw_link::get_links_multiple('infolog',array_keys($infos),true,'','link_lastmod DESC',true);	// true=incl. deleted
 			$anzSubs = $this->bo->anzSubs(array_keys($infos));
 		}
 		$rows = array();
diff --git a/phpgwapi/inc/class.egw_link.inc.php b/phpgwapi/inc/class.egw_link.inc.php
index e923d3a8ff..6eb765fa18 100644
--- a/phpgwapi/inc/class.egw_link.inc.php
+++ b/phpgwapi/inc/class.egw_link.inc.php
@@ -8,7 +8,7 @@
  *
  * @link http://www.egroupware.org
  * @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
- * @copyright 2001-2013 by RalfBecker@outdoor-training.de
+ * @copyright 2001-2014 by RalfBecker@outdoor-training.de
  * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
  * @package api
  * @subpackage link
@@ -16,7 +16,7 @@
  */
 
 /**
- * Generalized linking between entries of eGroupware apps
+ * Generalized linking between entries of EGroupware apps
  *
  * Please note: this class can NOT and does not need to be initialised, all methods are static
  *
@@ -99,6 +99,9 @@
  *    Attached files are stored under $vfs_basedir='/infolog' in the vfs!
  * 3) It manages the link-registry, in which apps can register themselfs by implementing some hooks
  * 4) It notifies apps, who registered for that service, about changes in the links their entries
+ *
+ * Modification times in links (and deleted timestamp) are always in server-time!
+ * (We dont convert them here, as most apps ignore them anyway)
  */
 class egw_link extends solink
 {
diff --git a/phpgwapi/inc/class.solink.inc.php b/phpgwapi/inc/class.solink.inc.php
index e466cd3d32..19a4b4b469 100644
--- a/phpgwapi/inc/class.solink.inc.php
+++ b/phpgwapi/inc/class.solink.inc.php
@@ -8,7 +8,7 @@
  *
  * @link http://www.egroupware.org
  * @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
- * @copyright 2001-2013 by RalfBecker@outdoor-training.de
+ * @copyright 2001-2014 by RalfBecker@outdoor-training.de
  * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
  * @package api
  * @subpackage link
@@ -53,10 +53,9 @@ class solink
 	 * @param string $remark='' Remark to be saved with the link (defaults to '')
 	 * @param int $owner=0 Owner of the link (defaults to user)
 	 * @param int $lastmod=0 timestamp of last modification (defaults to now=time())
-	 * @param int $no_notify=0 &1 dont notify $app1, &2 dont notify $app2
 	 * @return int/boolean False (for db or param-error) or on success link_id (Please not the return-value of $id1)
 	 */
-	static function link( $app1,&$id1,$app2,$id2='',$remark='',$owner=0,$lastmod=0,$no_notify=0 )
+	static function link( $app1,&$id1,$app2,$id2='',$remark='',$owner=0,$lastmod=0 )
 	{
 		if (self::DEBUG)
 		{
@@ -67,7 +66,7 @@ class solink
 		{
 			return False;	// dont link to self or other nosense
 		}
-		if ($link = self::get_link($app1,$id1,$app2,$id2))
+		if (($link = self::get_link($app1,$id1,$app2,$id2)))
 		{
 			if ($link['link_remark'] != $remark)
 			{
@@ -186,6 +185,7 @@ class solink
 			'owner'   => $row['link_owner'],
 			'lastmod' => $row['link_lastmod'],
 			'link_id' => $row['link_id'],
+			'deleted' => $row['deleted'],
 		);
 	}
 
@@ -303,7 +303,10 @@ class solink
 		}
 		if($hold_for_purge)
 		{
-			self::$db->update(self::TABLE,array('deleted'=> time()), $where, __LINE__,__FILE__);
+			self::$db->update(self::TABLE,array(
+				'deleted' => time(),
+				'link_lastmod' => time(),
+			), $where, __LINE__,__FILE__);
 		}
 		else
 		{
diff --git a/timesheet/inc/class.timesheet_bo.inc.php b/timesheet/inc/class.timesheet_bo.inc.php
index 43ba0a25c4..c1ad1095c4 100644
--- a/timesheet/inc/class.timesheet_bo.inc.php
+++ b/timesheet/inc/class.timesheet_bo.inc.php
@@ -5,7 +5,7 @@
  * @link http://www.egroupware.org
  * @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
  * @package timesheet
- * @copyright (c) 2005-13 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
+ * @copyright (c) 2005-14 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
  * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
  * @version $Id$
  */
@@ -518,16 +518,21 @@ class timesheet_bo extends so_sql_cf
 				return array();
 			}
 			unset($criteria);
-			foreach ($ids as $r =>$v) $id_filter[] = $v['id'];
+			foreach ($ids as $v)
+			{
+				$id_filter[] = $v['id'];
+			}
 			$filter = array('ts_id'=>$id_filter);
 		}
 		// if we only want to return the summary (sum of duration and sum of price) we have to take care that the customfield table
 		// is not joined, as the join causes a multiplication of the sum per customfield found
 		// joining of the cutomfield table is triggered by criteria being set with either a string or an array
-		$this->summary = parent::search(($only_summary?false:$criteria),"SUM(ts_duration) AS duration,SUM($total_sql) AS price".
+		$this->summary = parent::search(($only_summary?false:$criteria),
+			"SUM(ts_duration) AS duration,SUM($total_sql) AS price,MAX(ts_modified) AS max_modified".
 			($this->quantity_sum ? ",SUM(ts_quantity) AS quantity" : ''),
 			'','',$wildcard,$empty,$op,false,($only_summary&&is_array($criteria)&&is_array($filter)?array_merge($criteria,$filter):$filter),($only_summary?'':$join));
 		$this->summary = $this->summary[0];
+		$this->summary['max_modified'] = egw_time::server2user($this->summary['max_modified']);
 
 		if ($only_summary) return $this->summary;
 
@@ -676,7 +681,7 @@ class timesheet_bo extends so_sql_cf
 		}
 		$ts_id = is_null($keys) ? $this->data['ts_id'] : $keys['ts_id'];
 
-		if (!$this->check_acl(EGW_ACL_DELETE,$ts_id) || !($old = $this->read($ts_id)))
+		if (!$ignore_acl && !$this->check_acl(EGW_ACL_DELETE,$ts_id) || !($old = $this->read($ts_id)))
 		{
 			return false;
 		}
@@ -727,11 +732,11 @@ class timesheet_bo extends so_sql_cf
 	/**
 	 * set a status for timesheet entry identified by $keys
 	 *
-	 * @param array $keys if given array with col => value pairs to characterise the rows to delete
-	 * @param boolean $status
+	 * @param array $keys=null if given array with col => value pairs to characterise single timesheet or null for $this->data
+	 * @param int $status=0
 	 * @return int affected rows, should be 1 if ok, 0 if an error
 	 */
-	function set_status($keys=null,$status)
+	function set_status($keys=null, $status=0)
 	{
 		$ret = true;
 		if (!is_array($keys) && (int) $keys)
@@ -752,10 +757,10 @@ class timesheet_bo extends so_sql_cf
 	}
 
 	/**
-	 * Get the time- and pricesum for the given timesheet entries
+	 * Get the time-, price-, quantity-sum and max. modification date for the given timesheet entries
 	 *
 	 * @param array $ids array of timesheet id's
-	 * @return array with keys time and price
+	 * @return array with values for keys "duration", "price", "max_modified" and "quantity"
 	 */
 	function sum($ids)
 	{
@@ -854,6 +859,8 @@ class timesheet_bo extends so_sql_cf
 	 */
 	function file_access($id,$check,$rel_path=null,$user=null)
 	{
+		unset($rel_path);	// not used, but required by function signature
+
 		return $this->check_acl($check,$id,$user);
 	}