注意FCKeditor的upload.php中$UPLOAD_BASE_URL = '/userimages/';
$UPLOAD_BASE_DIR = getenv("DOCUMENT_ROOT").$UPLOAD_BASE_URL;$savefile = $UPLOAD_BASE_DIR.$HTTP_POST_FILES['FCKeditor_File']['name'];if (move_uploaded_file($HTTP_POST_FILES['FCKeditor_File']['tmp_name'], $savefile)) {
....getenv("DOCUMENT_ROOT")得到的是网站的根目录路径,在某些环境中甚至可以是空值