The link below will bring you to the Macromedia* site's page for downloading FlashPlayer 6. On a 56 kb modem it requires some 50 seconds.
Afterwards, don't forget to come back here.
Download FlashPlayer 6

*A note for those worrying about privacy and security. The guys at Macromedia are the ones that created Flash, plus most of the best programs for making websites. So, you can be sure that you'll download no crap with the FlashPlayer.