DHTML 에디터에서 이미지가 많으면 이미지가 다 업로드 안됩니다

$wr_content = '';
if (isset($_POST['wr_content'])) {
    $wr_content = substr(trim($_POST['wr_content']),0,16777215);
    $wr_content = preg_replace("#[\\\]+$#", "", $wr_content);
}
if ($wr_content == '') {
    $msg[] = '<strong>내용</strong>을 입력하세요.';
}

$wr_link1 = '';
if (isset($_POST['wr_link1'])) {
    $wr_link1 = substr($_POST['wr_link1'],0,1000);
    $wr_link1 = trim(strip_tags($wr_link1));
    $wr_link1 = preg_replace("#[\\\]+$#", "", $wr_link1);
}

$wr_link2 = '';
if (isset($_POST['wr_link2'])) {
    $wr_link2 = substr($_POST['wr_link2'],0,1000);
    $wr_link2 = trim(strip_tags($wr_link2));
    $wr_link2 = preg_replace("#[\\\]+$#", "", $wr_link2);