public static function metabox_dashboard_preview($post)
 {
     echo PdfLightViewer_FrontController::disaply_pdf_book(array('id' => $post->ID));
 }
            echo $i + 2;
            ?>
</span>
									</div>
								</li>
							<?php 
        }
        ?>
							
							<?php 
        if ($last_page) {
            ?>
								<li>
									<div class="i pdf-light-viewer-slide">
										<a href="<?php 
            echo PdfLightViewer_FrontController::getPageLink($last_thumb_index + 1);
            ?>
" class="page-<?php 
            echo $last_thumb_index + 1;
            ?>
">
											<img
												src="<?php 
            echo $pdf_upload_dir_url . '-thumbs/' . $pdf_light_viewer_config['thumbs'][$last_thumb_index];
            ?>
"
												/>
										</a>
										<span><?php 
            echo $last_thumb_index + 1;
            ?>