set your computer's date right. the logo on apple's page shows the actual date of your computer. they did that with the countdown to jaguar release party, too. correct your computer's date and revisit apple's page.
but it still uses your clock to define what image to use on the homepage.
so, yes, maybe they won't advertise iCal that way after October 7th...
but we all know the rumours - http://macnews.net.tc - and we all expect new 'books by the end of September, right? Also we know already that iSync will be downloadable as a beta by the end of September, so that needs to be advertised, too. maybe no room anymore for iCal, then...