| main frame - has 1 onunload handler(s) | |
| ALERT: window.onload | |
| ALERT: window.onpageshow, target = [object HTMLDocument], persisted = false | |
| ALERT: window.onpagehide, target = [object HTMLDocument], persisted = false | |
| main frame "pageshow/pagehide" - has 1 onunload handler(s) | |
| ALERT: window.onload | |
| ALERT: window.onpageshow, target = [object HTMLDocument], persisted = false | |
| Test pageshow/pagehide event behavior when navigating back to an uncached page. |