썸네일 라이브러리 이용 시 원본가져오기

<ul class="MSwrapper swiper-wrapper">
            <?
            while ($rows = sql_fetch_array($sql)) {
                // 순번을 역순으로 표시

                $board['bo_gallery_width'] = 400;
                $board['bo_gallery_height'] = 400;

                $thumb = get_list_thumbnail($board['bo_table'], $rows['wr_id'], $board['bo_gallery_width'], $board['bo_gallery_height'], false, false);
                if($thumb['src']) {
                    //$img_content = '<img src="'.$thumb['src'].'" alt="'.$thumb['alt'].'" >';
                    $img_content = $thumb['src'];
                } else {
                    //$img_content = '<span class="no_image" style="'.$line_height_style.'">no image</span>';
                    $img_content = '/';
                }
            ?>

                <li class="MSslide swiper-slide">
                    <div class="MSbox">
                        <a class="MSlink" href="#none">
                            <div class="MStxt">
                                <?php echo $rows['wr_2']?>
                            </div>
                            <div class="MSimg" style="background: url(<?php echo run_replace('thumb_image_tag', $img_content, $thumb);?>) no-repeat center center/cover;">
                            </div>
                        </a>                        
                    </div>
                </li>

            <?php
            }
            ?>
        </ul>