if(isset($_POST['EC_doPost'])) {
        $statusPost = $_POST['EC_statusPost'];
        $categoryPost = $_POST['EC_categoryPost'];
        $postdate = date('Y-m-d H:i:s');  
        if (function_exists(”is_events_category”)) {
           if (is_events_category($categoryPost)) {
               $postdate = $startDate . ” ” . (($startTime)?$startTime:”00:00:00″);
           }            
        }
        $data = array(
            'post_content' => $output
          , 'post_title' => $title
          , 'post_date' => $postdate
          , 'post_date_gmt' => get_gmt_from_date($postdate)
          , 'post_category' => array($categoryPost)
          , 'post_status' => $statusPost
          , 'post_author' => $wpdb->escape($this->blog_post_author)
        );
        $post_id = wp_insert_post($data);
        $results = $this->db->getLatestPost();
        $postID = $results[0]->id;
      }

        <tr>
          <th width=”33%” scope=”row” valign=”center” style=”text-align:right;”><label for=”categoryPost”><?php _e('Which Post Category ?','events-calendar'); ?></label></th>
          <td width=”67%”>
             <select name=”EC_categoryPost” id=”EC_categoryPost”>
<?php

$categories = get_categories(array('type' => 'post','child_of' => 0,'orderby' => 'name','order' => 'ASC','hide_empty' => false));

foreach($categories as $cat) {
    print “              <option value=” . $cat->cat_ID . ” ” . (($cat->cat_ID==1)?”selected='selected'”:””) . “>” . $cat->cat_name  . “</option>\\n”;
}
?>
            </select>

          </td>
        </tr>