Index: lib/toolkit/aHtml.class.php
===================================================================
--- lib/toolkit/aHtml.class.php	(revision 1298)
+++ lib/toolkit/aHtml.class.php	(working copy)
@@ -523,6 +523,8 @@
       // We get some weird escaping problems without the trims
       $user = trim($user);
       $domain = trim($domain);
+      // So fancy setting of body and subject from FCKEditor works as intended
+      $domain = str_replace(array('&body=','&subject='), array('&body=','&subject='), $domain);
       $guid = aGuid::generate();
       $href = self::jsEscape("mailto:$user@$domain");
       $label = self::jsEscape(trim($label));