From 121ce225fbaa5cce5c9a4901827e284faf05383d Mon Sep 17 00:00:00 2001
From: xue <>
Date: Fri, 9 Mar 2007 21:45:11 +0000
Subject: Fixed #558.

---
 framework/Web/UI/WebControls/TCheckBox.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'framework/Web')

diff --git a/framework/Web/UI/WebControls/TCheckBox.php b/framework/Web/UI/WebControls/TCheckBox.php
index f6713cd4..4cabaa75 100644
--- a/framework/Web/UI/WebControls/TCheckBox.php
+++ b/framework/Web/UI/WebControls/TCheckBox.php
@@ -254,7 +254,8 @@ class TCheckBox extends TWebControl implements IPostBackDataHandler, IValidatabl
 			$attributes=$this->getAttributes();
 			$value=$attributes->remove('value');
 			// onclick js should only be added to input tag
-			$onclick=$attributes->remove('onclick');
+			if(($onclick=$attributes->remove('onclick'))===null)
+				$onclick='';
 			if($attributes->getCount())
 			{
 				$writer->addAttributes($attributes);
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