diff --git a/customer_email.php b/customer_email.php
index 7a00eb4e..723db5da 100644
--- a/customer_email.php
+++ b/customer_email.php
@@ -197,7 +197,12 @@ elseif($page == 'emails')
 			}
 			else
 			{
-				ask_yesno_withcheckbox('email_reallydelete', 'admin_customer_alsoremovemail', $filename, array('id' => $id, 'page' => $page, 'action' => $action), $idna_convert->decode($result['email_full']));
+				if(maildirExists($result))  {
+					$show_checkbox = true;
+				} else {
+					$show_checkbox = false;
+				}
+				ask_yesno_withcheckbox('email_reallydelete', 'admin_customer_alsoremovemail', $filename, array('id' => $id, 'page' => $page, 'action' => $action), $idna_convert->decode($result['email_full']), $show_checkbox);
 			}
 		}
 	}
diff --git a/lib/functions/filedir/function.maildirExists.php b/lib/functions/filedir/function.maildirExists.php
new file mode 100644
index 00000000..c5446c5a
--- /dev/null
+++ b/lib/functions/filedir/function.maildirExists.php
@@ -0,0 +1,40 @@
+<?php
+
+/**
+ * This file is part of the Froxlor project.
+ * Copyright (c) 2010 the Froxlor Team (see authors).
+ *
+ * For the full copyright and license information, please view the COPYING
+ * file that was distributed with this source code. You can also view the
+ * COPYING file online at http://files.froxlor.org/misc/COPYING.txt
+ *
+ * @copyright  (c) the authors
+ * @author     Froxlor team <team@froxlor.org> (2010-)
+ * @license    GPLv2 http://files.froxlor.org/misc/COPYING.txt
+ * @package    Functions
+ * @version    $Id$
+ */
+
+/**
+ * check whether a maildir exists on the filesystem
+ * 
+ * @param array $result all mail-info of customer
+ * 
+ * @return boolean 
+ */
+function maildirExists($result = null)
+{
+	global $settings;
+
+	if(is_array($result))
+	{
+		$loginname = getCustomerDetail($result['customerid'], 'loginname');
+		if($loginname !== false) {
+			$maildir = makeCorrectDir($settings['system']['vmail_homedir'] .'/'. $loginname .'/'. $result['email']);
+			if(@file_exists($maildir)) {
+				return true;
+			}
+		}
+	}
+	return false;
+}
diff --git a/lib/functions/output/function.ask_yesno.php b/lib/functions/output/function.ask_yesno.php
index 35c3bbaf..e11319d3 100644
--- a/lib/functions/output/function.ask_yesno.php
+++ b/lib/functions/output/function.ask_yesno.php
@@ -66,7 +66,7 @@ function ask_yesno($text, $yesfile, $params = array(), $targetname = '')
 	exit;
 }
 
-function ask_yesno_withcheckbox($text, $chk_text, $yesfile, $params = array(), $targetname = '')
+function ask_yesno_withcheckbox($text, $chk_text, $yesfile, $params = array(), $targetname = '', $show_checkbox = true)
 {
 	global $userinfo, $db, $s, $header, $footer, $lng;
 
@@ -89,8 +89,12 @@ function ask_yesno_withcheckbox($text, $chk_text, $yesfile, $params = array(), $
 	{
 		$chk_text = $lng['question'][$chk_text];
 	}
-	
-	$checkbox = makecheckbox('delete_userfiles', $chk_text, '1', false, '0', true, true);
+
+	if ($show_checkbox) {
+		$checkbox = makecheckbox('delete_userfiles', $chk_text, '1', false, '0', true, true);
+	} else {
+		$checkbox = '<input type="hidden" name="delete_userfiles" value="0" />' . "\n";;
+	}
 
 	$text = strtr($text, array('%s' => $targetname));
 	eval("echo \"" . getTemplate('misc/question_yesno_checkbox', '1') . "\";");