| /WebSVN/javascript/compare-checkboxes.js |
|---|
| 0,0 → 1,18 |
| // Enforce only two compare boxes being checked at once. |
| function enforceOnlyTwoChecked(clickedCheckbox) { |
| count = 0; |
| first = null; |
| form = clickedCheckbox.form; |
| for (i = 0; i < form.elements.length; i++) { |
| if (form.elements[i].type == 'checkbox' && form.elements[i].checked) { |
| if (first == null && form.elements[i] != clickedCheckbox) { |
| first = form.elements[i]; |
| } |
| count += 1; |
| } |
| } |
| if (count > 2) { |
| first.checked = false; |
| count -= 1; |
| } |
| } |