Import Thunderbird messages to Outlook for Mac 2011

Question

I need a java-script or jquery code so that when every only I close my browser or tab of the browser then my custom popup from will come out, I don't want browser's default massage . I want to hide the default massages of the browsers only my popup form will be displayed before closing. And it need to be supported in three major browsers IE9,Firefox,Crome. Again I am mentioning the default messages which comes from browsers which have two options 1.leave page 2.stay on page I want to hide them

Thanks in Advance,

Solution

Importing and exporting your mail - MozillaZine Knowledge Base

Comments

[gen_Eric]

The only popup you can get is the "native" one from the onbeforeunload event (the one with the leave/stay buttons). You cannot use your own popup.

[Admin]

Nice resource. +1 for you.