Is your domain keyword targeted?
If so, is the keyword competition high, moderate,low?
Just putting your new site on digg, mix, adsense, google webmaster tools is most likely not going to get you in Google SERPs that fast.
You need to create Web 2.0 properties like Squidoo, Blogger, Hubpages and point them to your site.
You need to bookmark, you need to submit articles and video, create and submit RSS, you need to ping.