图片裁切，无需额外的裁切文件

                                    <?php
                            $thumb_id = get_post_thumbnail_id($post->ID);
                            if(isset($thumb_id)){
                                $image_url = wp_get_attachment_url($thumb_id);
                                $image_resize = aq_resize ($image_url,60, 60,true);
                                $image_vals = $image_resize ? $image_resize : $image_url;
                            } else {
                                $image_vals = aq_resize( PLACEHOLDER, 60, 60, true );
                            }
                        ?>

<img src="<?php echo $image_vals; ?>" alt="">