Part of a chain action, Performs a double-click at the current mouse location or at middle of the given element.

*Usage:*
| `Action Double Click` | css=#documentation-menu > a |
| `Action Double Click` |

=>

| Double click on the given locator
| Double click on the current mouse location

*Example:*
| `Navigate To`  | http://jspringbot.org |
| `Action Start` |
| `Action Move To Element` | css=#documentation-menu > a |
| `Action Double Click` |
| `Action Perform` |

=>

| Navigate to http://jspringbot.org
| Hovers on the Document menu
| Then double click on the document menu.

