| <!DOCTYPE html> | |
| <html> | |
| <body> | |
| <form> | |
| <fieldset id="a" disabled="true"> | |
| <input id="b" type="file" disabled="true"> | |
| <br /> | |
| <input id="c" type="submit" disabled="true"> | |
| </fieldset> | |
| </form> | |
| </body> | |
| <script> | |
| document.getElementById("b").removeAttribute("disabled"); | |
| document.getElementById("c").removeAttribute("disabled"); | |
| document.getElementById("a").removeAttribute("disabled"); | |
| </script> | |
| </html> |