<?php
wp_enqueue_script('jquery-ui-accordion');
$output = $title = $interval = $el_class = $collapsible = $active_tab = '';
//
    $atts = vc_map_get_attributes( $this->getShortcode(), $atts );
    extract( $atts ); 

$el_class = $this->getExtraClass($el_class);
$css_class = apply_filters( VC_SHORTCODE_CUSTOM_CSS_FILTER_TAG, 'wpb_accordion wpb_content_element ' . $el_class . ' not-column-inherit', $this->settings['base'], $atts );

$output .= "\n\t".'<div class="'.$css_class.' wpsm-accordion" data-collapsible='.$collapsible.' data-active-tab="'.$active_tab.'">'; //data-interval="'.$interval.'"
$output .= "\n\t\t".'<div class="wpb_wrapper wpb_accordion_wrapper ui-accordion">';
$output .= wpb_widget_title(array('title' => $title, 'extraclass' => 'wpb_accordion_heading'));

$output .= "\n\t\t\t".wpb_js_remove_wpautop($content);
$output .= "\n\t\t".'</div> '.$this->endBlockComment('.wpb_wrapper');
$output .= "\n\t".'</div> '.$this->endBlockComment('.wpb_accordion');

echo $output;