diff --git a/modules/comment/comment.item.php b/modules/comment/comment.item.php
index 8e7cdd251..a225044dc 100644
--- a/modules/comment/comment.item.php
+++ b/modules/comment/comment.item.php
@@ -380,9 +380,9 @@ class commentItem extends Object
 		return $content;
 	}
 
-	function getRegdate($format = 'Y.m.d H:i:s')
+	function getRegdate($format = 'Y.m.d H:i:s', $conversion = TRUE)
 	{
-		return zdate($this->get('regdate'), $format);
+		return zdate($this->get('regdate'), $format, $conversion);
 	}
 
 	function getRegdateTime()
@@ -399,12 +399,12 @@ class commentItem extends Object
 
 	function getRegdateGM()
 	{
-		return $this->getRegdate('D, d M Y H:i:s') . ' ' . $GLOBALS['_time_zone'];
+		return $this->getRegdate('D, d M Y H:i:s', FALSE) . ' ' . $GLOBALS['_time_zone'];
 	}
 
-	function getUpdate($format = 'Y.m.d H:i:s')
+	function getUpdate($format = 'Y.m.d H:i:s', $conversion = TRUE)
 	{
-		return zdate($this->get('last_update'), $format);
+		return zdate($this->get('last_update'), $format, $conversion);
 	}
 
 	function getPermanentUrl()
diff --git a/modules/document/document.item.php b/modules/document/document.item.php
index fa39788e2..43b3773f8 100644
--- a/modules/document/document.item.php
+++ b/modules/document/document.item.php
@@ -557,9 +557,9 @@ class documentItem extends Object
 		return $content;
 	}
 
-	function getRegdate($format = 'Y.m.d H:i:s')
+	function getRegdate($format = 'Y.m.d H:i:s', $conversion = TRUE)
 	{
-		return zdate($this->get('regdate'), $format);
+		return zdate($this->get('regdate'), $format, $conversion);
 	}
 
 	function getRegdateTime()
@@ -576,17 +576,17 @@ class documentItem extends Object
 
 	function getRegdateGM()
 	{
-		return $this->getRegdate('D, d M Y H:i:s').' '.$GLOBALS['_time_zone'];
+		return $this->getRegdate('D, d M Y H:i:s', FALSE).' '.$GLOBALS['_time_zone'];
 	}
 
 	function getRegdateDT()
 	{
-		return $this->getRegdate('Y-m-d').'T'.$this->getRegdate('H:i:s').substr($GLOBALS['_time_zone'],0,3).':'.substr($GLOBALS['_time_zone'],3,2);
+		return $this->getRegdate('Y-m-d', FALSE).'T'.$this->getRegdate('H:i:s', FALSE).substr($GLOBALS['_time_zone'],0,3).':'.substr($GLOBALS['_time_zone'],3,2);
 	}
 
-	function getUpdate($format = 'Y.m.d H:i:s')
+	function getUpdate($format = 'Y.m.d H:i:s', $conversion = TRUE)
 	{
-		return zdate($this->get('last_update'), $format);
+		return zdate($this->get('last_update'), $format, $conversion);
 	}
 
 	function getUpdateTime()
@@ -607,7 +607,7 @@ class documentItem extends Object
 
 	function getUpdateDT()
 	{
-		return $this->getUpdate('Y-m-d').'T'.$this->getUpdate('H:i:s').substr($GLOBALS['_time_zone'],0,3).':'.substr($GLOBALS['_time_zone'],3,2);
+		return $this->getUpdate('Y-m-d', FALSE).'T'.$this->getUpdate('H:i:s', FALSE).substr($GLOBALS['_time_zone'],0,3).':'.substr($GLOBALS['_time_zone'],3,2);
 	}
 
 	function getPermanentUrl()