Build some solid backlinks plus add content in your site regularly plus use webmaster tools. This will help to get your site index faster.
You can check how I get my forum indexed in 12 hours more info: http://www.seoexpertforum.com/google/6-how-get-google-24-hours.html
Half the time we don't even both submitting to the engines - build links and the indexing will come. Dave
The average time for sites to get listed in google is 1 month. But there are others that are get listed less than 1 week. Just continue to build links and your site will be rewarded.