1.Submit your site to Google webmaster tools.
2.Add your site link to social booking sites,like Facebook,Twitter, delicious,you can even start a page on Facebook.
3.Link your site to sites that are already indexed, and ones that are relevant to your site.
4.Submit your site to other search engines. and especially the major ones like Bing, Yahoo,MSN.
5.Use Ping o matic tool to inform Google that a new post has been created.