The second page of this two page test will take 12 seconds to display. First the browser will send the title element, then wait 4 seconds, then it will send a script with an alert inside it, then wait another 4 seconds, then send the start of the body, then wait another 4 seconds, then it will send the end of the body.
In addition, this page has an onunload handler that alerts as well.
Now go to the second page.