private function _getPostTitles($sPostTypeSlug = 'post') { $_aArgs = array('post_type' => $sPostTypeSlug); $_oResults = new WP_Query($_aArgs); $_aPostTitles = array(); foreach ($_oResults->posts as $_iIndex => $_oPost) { $_aPostTitles[$_oPost->ID] = $_oPost->post_title; } return $_aPostTitles; }