//575search_sources
// address book(s) to use when expanding addresses
// You can provide default values this way (note the \t and the double quotes):
// 'value' => "source_one\tsource_two"
// refer to turba/config/sources.php for possible source values
$_prefs['search_sources'] = array(
    'value' => "",
    'locked' => false,
    'shared' => false,
    'type' => 'implicit');

