User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.14) Gecko/20080404 Firefox/2.0.0.14 Build Identifier: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.14) Gecko/20080404 Firefox/2.0.0.14 If you have a document.unload() handler, which calls into the current page's dom and tries to submit a form, the javascript runs with no errors, but the form never gets submitted. In the example link above, the form should submit when clicking the url 'Exit Page'. Reproducible: Always Steps to Reproduce: 1. Create a page with a form on it 2. Create a document.unload handler 3. inside the handler, call document.forms[0].submit() 4. Note forms[0] never gets submitted. Actual Results: Form wasn't submitted Expected Results: The form should either submit, or an explicit javascript error should be raised.

Related to bug 356923?

Added the test case as an attachement. Click the 'Exit Page' link. Note the 'kavi_form' isn't submitted.

Alternate solution is to use onBeforeunload. It will work.

https://bugzilla.mozilla.org/show_bug.cgi?id=1472046 Move all DOM bugs that haven’t been updated in more than 3 years and has no one currently assigned to P5. If you have questions, please contact :mdaly.