title: Chrome alert/prompt displays off the screen
body: <p>An alert/prompt called from chrome extension background pake is shown off the screen (or partially in top left screen). This bug has been fixed in canary build by now, see
  <a href="http://code.google.com/p/chromium/issues/detail?id=113899" rel="nofollow">http://code.google.com/p/chromium/issues/detail?id=113899</a> , but I need to get it working as soon as possible. Do you have any ideas how to work this around using javascript? </p>
  
  <p>Thanks in advance.</p>
  
  <p>PS: I'm talking about this extension: <a href="https://chrome.google.com/webstore/detail/jfiakckbklmccchjegnnojbalafebakb" rel="nofollow">https://chrome.google.com/webstore/detail/jfiakckbklmccchjegnnojbalafebakb</a></p>