| <form name="upload_attachment" enctype="multipart/form-data" method="POST"> | |
| Attachment id: <input name="attachment_id"><br> | |
| Metadata: <input type="file" name="attachment_metadata"><br> | |
| Data: <input type="file" name="attachment_data"><br> | |
| <input type="submit" value="Upload Attachment"> | |
| </form> |