I'm looking at the safari 3 screenshot and I don't see tabs in the title bar. I'm pretty sure it wasn't till safari 4 beta.
The safari 5 screenshot you have is EDGE with a safari installer in front of it.
The safari 5 screenshot you have is EDGE with a safari installer in front of it.
Safari 3
https://lifehacker.com/safari-3-beta-now-available-for-windo...
Safari 5 http://cdn.osxdaily.com/wp-content/uploads/2017/08/safari-fo...