diff --git a/CHANGELOG b/CHANGELOG
index 8b65cc9ee..0af4b063b 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -3,6 +3,9 @@
 --------------------------------------------------------------------------------
 - fix sql statement when searching for attributes (SeedDMS_Core, Closes: 227)
 - show preview images file list of drop folder
+- add timeline for single document and all documents in a given period
+  of time
+- ensure dates in database are localtime, even if sqlite3 is used
 
 --------------------------------------------------------------------------------
                      Changes in version 4.3.20
diff --git a/SeedDMS_Core/Core/inc.ClassDMS.php b/SeedDMS_Core/Core/inc.ClassDMS.php
index 1995d4cd8..205d0fe70 100644
--- a/SeedDMS_Core/Core/inc.ClassDMS.php
+++ b/SeedDMS_Core/Core/inc.ClassDMS.php
@@ -1545,7 +1545,7 @@ class SeedDMS_Core_DMS {
 	 */
 	function createPasswordRequest($user) { /* {{{ */
 		$hash = md5(uniqid(time()));
-		$queryStr = "INSERT INTO tblUserPasswordRequest (userID, hash, `date`) VALUES (" . $user->getId() . ", " . $this->db->qstr($hash) .", ".$db->getCurrentTimestamp().")";
+		$queryStr = "INSERT INTO tblUserPasswordRequest (userID, hash, `date`) VALUES (" . $user->getId() . ", " . $this->db->qstr($hash) .", ".$db->getCurrentDatetime().")";
 		$resArr = $this->db->getResult($queryStr);
 		if (is_bool($resArr) && !$resArr) return false;
 		return $hash;
diff --git a/SeedDMS_Core/Core/inc.ClassDocument.php b/SeedDMS_Core/Core/inc.ClassDocument.php
index 7a168c40d..e0dd6dcd2 100644
--- a/SeedDMS_Core/Core/inc.ClassDocument.php
+++ b/SeedDMS_Core/Core/inc.ClassDocument.php
@@ -1188,8 +1188,6 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 		// the doc path is id/version.filetype
 		$dir = $this->getDir();
 
-		$date = time();
-
 		/* The version field in table tblDocumentContent used to be auto
 		 * increment but that requires the field to be primary as well if
 		 * innodb is used. That's why the version is now determined here.
@@ -1208,7 +1206,7 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 
 		$db->startTransaction();
 		$queryStr = "INSERT INTO tblDocumentContent (document, version, comment, date, createdBy, dir, orgFileName, fileType, mimeType, fileSize, checksum) VALUES ".
-						"(".$this->_id.", ".(int)$version.",".$db->qstr($comment).", ".$date.", ".$user->getID().", ".$db->qstr($dir).", ".$db->qstr($orgFileName).", ".$db->qstr($fileType).", ".$db->qstr($mimeType).", ".$filesize.", ".$db->qstr($checksum).")";
+						"(".$this->_id.", ".(int)$version.",".$db->qstr($comment).", ".$db->getCurrentTimestamp().", ".$user->getID().", ".$db->qstr($dir).", ".$db->qstr($orgFileName).", ".$db->qstr($fileType).", ".$db->qstr($mimeType).", ".$filesize.", ".$db->qstr($checksum).")";
 		if (!$db->getResult($queryStr)) {
 			$db->rollbackTransaction();
 			return false;
@@ -1232,7 +1230,8 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 
 		unset($this->_content);
 		unset($this->_latestContent);
-		$content = new SeedDMS_Core_DocumentContent($contentID, $this, $version, $comment, $date, $user->getID(), $dir, $orgFileName, $fileType, $mimeType, $filesize, $checksum);
+		$content = $this->getLatestContent($contentID);
+//		$content = new SeedDMS_Core_DocumentContent($contentID, $this, $version, $comment, $date, $user->getID(), $dir, $orgFileName, $fileType, $mimeType, $filesize, $checksum);
 		if($workflow)
 			$content->setWorkflow($workflow, $user);
 		$docResultSet = new SeedDMS_Core_AddContentResultSet($content);
@@ -1317,7 +1316,7 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 			$comment = "";
 		}
 		$queryStr = "INSERT INTO `tblDocumentStatusLog` (`statusID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $statusID ."', '". $status."', 'New document content submitted". $comment ."', ".$db->getCurrentTimestamp().", '". $user->getID() ."')";
+			"VALUES ('". $statusID ."', '". $status."', 'New document content submitted". $comment ."', ".$db->getCurrentDatetime().", '". $user->getID() ."')";
 		if (!$db->getResult($queryStr)) {
 			$db->rollbackTransaction();
 			return false;
@@ -1356,8 +1355,6 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 		// the doc path is id/version.filetype
 		$dir = $this->getDir();
 
-		$date = time();
-
 		/* If $version < 1 than replace the content of the latest version.
 		 */
 		if ((int) $version<1) {
@@ -1391,7 +1388,7 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 		$checksum = SeedDMS_Core_File::checksum($tmpFile);
 
 		$db->startTransaction();
-		$queryStr = "UPDATE tblDocumentContent set date=".$date.", fileSize=".$filesize.", checksum=".$db->qstr($checksum)." WHERE id=".$content->getID();
+		$queryStr = "UPDATE tblDocumentContent set date=".$db->getCurrentTimestamp().", fileSize=".$filesize.", checksum=".$db->qstr($checksum)." WHERE id=".$content->getID();
 		if (!$db->getResult($queryStr)) {
 			$db->rollbackTransaction();
 			return false;
@@ -1757,7 +1754,7 @@ class SeedDMS_Core_Document extends SeedDMS_Core_Object { /* {{{ */
 		$dir = $this->getDir();
 
 		$queryStr = "INSERT INTO tblDocumentFiles (comment, date, dir, document, fileType, mimeType, orgFileName, userID, name) VALUES ".
-			"(".$db->qstr($comment).", '".time()."', ".$db->qstr($dir).", ".$this->_id.", ".$db->qstr($fileType).", ".$db->qstr($mimeType).", ".$db->qstr($orgFileName).",".$user->getID().",".$db->qstr($name).")";
+			"(".$db->qstr($comment).", ".$db->getCurrentTimestamp().", ".$db->qstr($dir).", ".$this->_id.", ".$db->qstr($fileType).", ".$db->qstr($mimeType).", ".$db->qstr($orgFileName).",".$user->getID().",".$db->qstr($name).")";
 		if (!$db->getResult($queryStr)) return false;
 
 		$id = $db->getInsertID();
@@ -2295,6 +2292,10 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 
 		if(!$date)
 			$date = time();
+		else {
+			if(!is_numeric($date))
+				return false;
+		}
 
 		$queryStr = "UPDATE tblDocumentContent SET date = ".(int) $date." WHERE `document` = " . $this->_document->getID() .	" AND `version` = " . $this->_version;
 		if (!$db->getResult($queryStr))
@@ -2539,7 +2540,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		if($date)
 			$ddate = $db->qstr($date);
 		else
-			$ddate = $db->getCurrentTimestamp();
+			$ddate = $db->getCurrentDatetime();
 		$queryStr = "INSERT INTO `tblDocumentStatusLog` (`statusID`, `status`, `comment`, `date`, `userID`) ".
 			"VALUES ('". $this->_status["statusID"] ."', '". (int) $status ."', ".$db->qstr($comment).", ".$ddate.", '". $updateUser->getID() ."')";
 		$res = $db->getResult($queryStr);
@@ -2935,7 +2936,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $reviewID ."', '0', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $reviewID ."', '0', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -2993,7 +2994,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $reviewID ."', '0', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $reviewID ."', '0', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -3050,7 +3051,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`,
   	  `comment`, `date`, `userID`) ".
 			"VALUES ('". $indstatus["reviewID"] ."', '".
-			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentTimestamp().", '".
+			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentDatetime().", '".
 			$requestUser->getID() ."')";
 		$res=$db->getResult($queryStr);
 		if (is_bool($res) && !$res)
@@ -3102,7 +3103,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`,
   	  `comment`, `date`, `userID`) ".
 			"VALUES ('". $reviewStatus[0]["reviewID"] ."', '".
-			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentTimestamp().", '".
+			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentDatetime().", '".
 			$requestUser->getID() ."')";
 		$res=$db->getResult($queryStr);
 		if (is_bool($res) && !$res)
@@ -3168,7 +3169,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $approveID ."', '0', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $approveID ."', '0', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -3224,7 +3225,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $approveID ."', '0', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $approveID ."', '0', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -3285,7 +3286,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`,
   	  `comment`, `date`, `userID`) ".
 			"VALUES ('". $indstatus["approveID"] ."', '".
-			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentTimestamp().", '".
+			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentDatetime().", '".
 			$requestUser->getID() ."')";
 		$res=$db->getResult($queryStr);
 		if (is_bool($res) && !$res)
@@ -3329,7 +3330,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`,
   	  `comment`, `date`, `userID`) ".
 			"VALUES ('". $approvalStatus[0]["approveID"] ."', '".
-			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentTimestamp().", '".
+			(int) $status ."', ".$db->qstr($comment).", ".$db->getCurrentDatetime().", '".
 			$requestUser->getID() ."')";
 		$res=$db->getResult($queryStr);
 		if (is_bool($res) && !$res)
@@ -3365,7 +3366,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $indstatus["reviewID"] ."', '-2', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $indstatus["reviewID"] ."', '-2', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -3396,7 +3397,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $reviewStatus[0]["reviewID"] ."', '-2', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $reviewStatus[0]["reviewID"] ."', '-2', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -3428,7 +3429,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $indstatus["approveID"] ."', '-2', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $indstatus["approveID"] ."', '-2', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -3459,7 +3460,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		}
 
 		$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`, `comment`, `date`, `userID`) ".
-			"VALUES ('". $approvalStatus[0]["approveID"] ."', '-2', '', ".$db->getCurrentTimestamp().", '". $requestUser->getID() ."')";
+			"VALUES ('". $approvalStatus[0]["approveID"] ."', '-2', '', ".$db->getCurrentDatetime().", '". $requestUser->getID() ."')";
 		$res = $db->getResult($queryStr);
 		if (is_bool($res) && !$res) {
 			return -1;
@@ -3528,7 +3529,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 		if($workflow && is_object($workflow)) {
 			$db->startTransaction();
 			$initstate = $workflow->getInitState();
-			$queryStr = "INSERT INTO tblWorkflowDocumentContent (workflow, document, version, state, date) VALUES (". $workflow->getID(). ", ". $this->_document->getID() .", ". $this->_version .", ".$initstate->getID().", ".$db->getCurrentTimestamp().")";
+			$queryStr = "INSERT INTO tblWorkflowDocumentContent (workflow, document, version, state, date) VALUES (". $workflow->getID(). ", ". $this->_document->getID() .", ". $this->_version .", ".$initstate->getID().", ".$db->getCurrentDatetime().")";
 			if (!$db->getResult($queryStr)) {
 				$db->rollbackTransaction();
 				return false;
@@ -3709,7 +3710,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 
 		if($subworkflow) {
 			$initstate = $subworkflow->getInitState();
-			$queryStr = "INSERT INTO tblWorkflowDocumentContent (parentworkflow, workflow, document, version, state, date) VALUES (". $this->_workflow->getID(). ", ". $subworkflow->getID(). ", ". $this->_document->getID() .", ". $this->_version .", ".$initstate->getID().", ".$db->getCurrentTimestamp().")";
+			$queryStr = "INSERT INTO tblWorkflowDocumentContent (parentworkflow, workflow, document, version, state, date) VALUES (". $this->_workflow->getID(). ", ". $subworkflow->getID(). ", ". $this->_document->getID() .", ". $this->_version .", ".$initstate->getID().", ".$db->getCurrentDatetime().")";
 			if (!$db->getResult($queryStr)) {
 				return false;
 			}
@@ -3949,7 +3950,7 @@ class SeedDMS_Core_DocumentContent extends SeedDMS_Core_Object { /* {{{ */
 			return false;
 
 		$state = $this->_workflowState;
-		$queryStr = "INSERT INTO tblWorkflowLog (document, version, workflow, userid, transition, date, comment) VALUES (".$this->_document->getID().", ".$this->_version.", " . (int) $this->_workflow->getID() . ", " .(int) $user->getID(). ", ".(int) $transition->getID().", ".$db->getCurrentTimestamp().", ".$db->qstr($comment).")";
+		$queryStr = "INSERT INTO tblWorkflowLog (document, version, workflow, userid, transition, date, comment) VALUES (".$this->_document->getID().", ".$this->_version.", " . (int) $this->_workflow->getID() . ", " .(int) $user->getID(). ", ".(int) $transition->getID().", ".$db->getCurrentDatetime().", ".$db->qstr($comment).")";
 		if (!$db->getResult($queryStr))
 			return false;
 
diff --git a/SeedDMS_Core/Core/inc.ClassFolder.php b/SeedDMS_Core/Core/inc.ClassFolder.php
index a20263e1b..05d862e7d 100644
--- a/SeedDMS_Core/Core/inc.ClassFolder.php
+++ b/SeedDMS_Core/Core/inc.ClassFolder.php
@@ -512,7 +512,7 @@ class SeedDMS_Core_Folder extends SeedDMS_Core_Object {
 
 		//inheritAccess = true, defaultAccess = M_READ
 		$queryStr = "INSERT INTO tblFolders (name, parent, folderList, comment, date, owner, inheritAccess, defaultAccess, sequence) ".
-					"VALUES (".$db->qstr($name).", ".$this->_id.", ".$db->qstr($pathPrefix).", ".$db->qstr($comment).", ".time().", ".$owner->getID().", 1, ".M_READ.", ". $sequence.")";
+					"VALUES (".$db->qstr($name).", ".$this->_id.", ".$db->qstr($pathPrefix).", ".$db->qstr($comment).", ".$db->getCurrentTimestamp().", ".$owner->getID().", 1, ".M_READ.", ". $sequence.")";
 		if (!$db->getResult($queryStr)) {
 			$db->rollbackTransaction();
 			return false;
@@ -807,7 +807,7 @@ class SeedDMS_Core_Folder extends SeedDMS_Core_Object {
 		$db->startTransaction();
 
 		$queryStr = "INSERT INTO tblDocuments (name, comment, date, expires, owner, folder, folderList, inheritAccess, defaultAccess, locked, keywords, sequence) VALUES ".
-					"(".$db->qstr($name).", ".$db->qstr($comment).", " . time().", ".(int) $expires.", ".$owner->getID().", ".$this->_id.",".$db->qstr($pathPrefix).", 1, ".M_READ.", -1, ".$db->qstr($keywords).", " . $sequence . ")";
+					"(".$db->qstr($name).", ".$db->qstr($comment).", ".$db->getCurrentTimestamp().", ".(int) $expires.", ".$owner->getID().", ".$this->_id.",".$db->qstr($pathPrefix).", 1, ".M_READ.", -1, ".$db->qstr($keywords).", " . $sequence . ")";
 		if (!$db->getResult($queryStr)) {
 			$db->rollbackTransaction();
 			return false;
diff --git a/SeedDMS_Core/Core/inc.ClassGroup.php b/SeedDMS_Core/Core/inc.ClassGroup.php
index a5faf969d..ea2ba666f 100644
--- a/SeedDMS_Core/Core/inc.ClassGroup.php
+++ b/SeedDMS_Core/Core/inc.ClassGroup.php
@@ -293,7 +293,7 @@ class SeedDMS_Core_Group {
 		$reviewStatus = $this->getReviewStatus();
 		foreach ($reviewStatus as $r) {
 			$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`, `comment`, `date`, `userID`) ".
-				"VALUES ('". $r["reviewID"] ."', '-2', 'Review group removed from process', ".$db->getCurrentTimestamp().", '". $user->getID() ."')";
+				"VALUES ('". $r["reviewID"] ."', '-2', 'Review group removed from process', ".$db->getCurrentDatetime().", '". $user->getID() ."')";
 			$res=$db->getResult($queryStr);
 			if(!$res) {
 				$db->rollbackTransaction();
@@ -304,7 +304,7 @@ class SeedDMS_Core_Group {
 		$approvalStatus = $this->getApprovalStatus();
 		foreach ($approvalStatus as $a) {
 			$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`, `comment`, `date`, `userID`) ".
-				"VALUES ('". $a["approveID"] ."', '-2', 'Approval group removed from process', ".$db->getCurrentTimestamp().", '". $user->getID() ."')";
+				"VALUES ('". $a["approveID"] ."', '-2', 'Approval group removed from process', ".$db->getCurrentDatetime().", '". $user->getID() ."')";
 			$res=$db->getResult($queryStr);
 			if(!$res) {
 				$db->rollbackTransaction();
diff --git a/SeedDMS_Core/Core/inc.ClassUser.php b/SeedDMS_Core/Core/inc.ClassUser.php
index b342987ba..b05c74005 100644
--- a/SeedDMS_Core/Core/inc.ClassUser.php
+++ b/SeedDMS_Core/Core/inc.ClassUser.php
@@ -665,7 +665,7 @@ class SeedDMS_Core_User { /* {{{ */
 		$reviewStatus = $this->getReviewStatus();
 		foreach ($reviewStatus["indstatus"] as $ri) {
 			$queryStr = "INSERT INTO `tblDocumentReviewLog` (`reviewID`, `status`, `comment`, `date`, `userID`) ".
-				"VALUES ('". $ri["reviewID"] ."', '-2', 'Reviewer removed from process', ".$db->getCurrentTimestamp().", '". $user->getID() ."')";
+				"VALUES ('". $ri["reviewID"] ."', '-2', 'Reviewer removed from process', ".$db->getCurrentDatetime().", '". $user->getID() ."')";
 			$res=$db->getResult($queryStr);
 			if(!$res) {
 				$db->rollbackTransaction();
@@ -676,7 +676,7 @@ class SeedDMS_Core_User { /* {{{ */
 		$approvalStatus = $this->getApprovalStatus();
 		foreach ($approvalStatus["indstatus"] as $ai) {
 			$queryStr = "INSERT INTO `tblDocumentApproveLog` (`approveID`, `status`, `comment`, `date`, `userID`) ".
-				"VALUES ('". $ai["approveID"] ."', '-2', 'Approver removed from process', ".$db->getCurrentTimestamp().", '". $user->getID() ."')";
+				"VALUES ('". $ai["approveID"] ."', '-2', 'Approver removed from process', ".$db->getCurrentDatetime().", '". $user->getID() ."')";
 			$res=$db->getResult($queryStr);
 			if(!$res) {
 				$db->rollbackTransaction();
diff --git a/SeedDMS_Core/Core/inc.DBAccessPDO.php b/SeedDMS_Core/Core/inc.DBAccessPDO.php
index 6037f5cd9..25c8dc827 100644
--- a/SeedDMS_Core/Core/inc.DBAccessPDO.php
+++ b/SeedDMS_Core/Core/inc.DBAccessPDO.php
@@ -455,11 +455,12 @@ class SeedDMS_Core_DatabaseAccess {
 	} /* }}} */
 
 	/**
-	 * Return sql statement for returning the current timestamp
+	 * Return sql statement for returning the current date and time
+	 * in format Y-m-d H:i:s
 	 *
 	 * @return string sql code
 	 */
-	function getCurrentTimestamp() { /* {{{ */
+	function getCurrentDatetime() { /* {{{ */
 		switch($this->_driver) {
 			case 'mysql':
 				return "CURRENT_TIMESTAMP";
@@ -471,6 +472,22 @@ class SeedDMS_Core_DatabaseAccess {
 		return '';
 	} /* }}} */
 
+	/**
+	 * Return sql statement for returning the current timestamp
+	 *
+	 * @return string sql code
+	 */
+	function getCurrentTimestamp() { /* {{{ */
+		switch($this->_driver) {
+			case 'mysql':
+				return "UNIX_TIMESTAMP()";
+				break;
+			case 'sqlite':
+				return "strftime('%s', 'now', 'localtime')";
+				break;
+		}
+		return '';
+	} /* }}} */
 }
 
 ?>
diff --git a/SeedDMS_Core/package.xml b/SeedDMS_Core/package.xml
index e90eeb078..5432d3ddc 100644
--- a/SeedDMS_Core/package.xml
+++ b/SeedDMS_Core/package.xml
@@ -867,5 +867,29 @@ clean workflow log when a document version was deleted
 - new method cleanNotifyList()
    </notes>
   </release>
+  <release>
+   <date>2015-06-26</date>
+   <time>16:45:59</time>
+   <version>
+    <release>4.3.20</release>
+    <api>4.3.20</api>
+   </version>
+   <stability>
+    <release>stable</release>
+    <api>stable</api>
+   </stability>
+   <license uri="http://opensource.org/licenses/gpl-license">GPL License</license>
+   <notes>
+- add method SeedDMS_Core_DMS::checkDate()
+- add method SeedDMS_Core_Document::setDate()
+- add method SeedDMS_Core_Folder::setDate()
+- date can be passed to SeedDMS_Core_DocumentContent::setStatus()
+- add method SeedDMS_Core_DocumentContent::rewriteStatusLog()
+- add method SeedDMS_Core_DocumentContent::rewriteReviewLog()
+- add method SeedDMS_Core_DocumentContent::rewriteApprovalLog()
+- access rights for guest are also taken into account if set in an acl. Previously guest could gain read rights even if the access was probibited
+by a group or user right
+   </notes>
+  </release>
  </changelog>
 </package>
diff --git a/inc/inc.Calendar.php b/inc/inc.Calendar.php
index e745690cd..9ce19ae07 100644
--- a/inc/inc.Calendar.php
+++ b/inc/inc.Calendar.php
@@ -49,7 +49,7 @@ function addEvent($from, $to, $name, $comment ){
 	global $db,$user;
 
 	$queryStr = "INSERT INTO tblEvents (name, comment, start, stop, date, userID) VALUES ".
-		"(".$db->qstr($name).", ".$db->qstr($comment).", ".(int) $from.", ".(int) $to.", ".mktime().", ".$user->getID().")";
+		"(".$db->qstr($name).", ".$db->qstr($comment).", ".(int) $from.", ".(int) $to.", ".$db->getCurrentTimestamp().", ".$user->getID().")";
 	
 	$ret = $db->getResult($queryStr);
 	return $ret;
@@ -76,7 +76,7 @@ function editEvent($id, $from, $to, $name, $comment ){
 
 	global $db;
 	
-	$queryStr = "UPDATE tblEvents SET start = " . (int) $from . ", stop = " . (int) $to . ", name = " . $db->qstr($name) . ", comment = " . $db->qstr($comment) . ", date = " . mktime() . " WHERE id = ". (int) $id;
+	$queryStr = "UPDATE tblEvents SET start = " . (int) $from . ", stop = " . (int) $to . ", name = " . $db->qstr($name) . ", comment = " . $db->qstr($comment) . ", date = " . $db->getCurrentTimestamp() . " WHERE id = ". (int) $id;
 	$ret = $db->getResult($queryStr);	
 	return $ret;
 }