better explanation of ldap_public in config file. changed check for ldap pu...

svncommit

2006-01-18 eea43f7c99d9b0884229996d7fb9b1e3d98df177

 program/steps/addressbook/ldapsearchform.inc

@@ -26,7 +26,7 @@
function rcmail_ldap_public_search_form($attrib)
  {
  global $CONFIG, $JS_OBJECT_NAME, $OUTPUT; 
  if (!$CONFIG['ldap_public'])
  if (!isset($CONFIG['ldap_public']))
    {
    // no ldap servers to search
    show_message('noldapserver', 'warning');