Hi,
What you have said looked so interesting to me. So, i did test it.
But as expected, i didn't see any difference (otherwise it would be so interesting and weird)
Safari
Attachment ScreenShot2014-10-11at3.05.02PM.png not found
Firefox
Attachment ScreenShot2014-10-11at3.04.50PM.png not found
Chrome
Attachment ScreenShot2014-10-11at3.04.43PM.png not found
regards.