webNetwork

webNetwork allows you to start a fully featured social networking site with many of the advanced features of existing social networking sites, such as MySpace, Friendster, or Tagworld. The fully automated social networking software allows you to create an instant community that members can join and participate in. Our social networking script makes the process of starting your own site site fast and easy. The look of the site can be fully customized to your needs, whether it be a minor change or a completely different design. webNetwork comes featured-packed with a built in IM system, blogging, events, custom profiles, groups, and much much more.

URL: http://www.webscribble.com
Price : $199

Note: I haven't tried this one as set (low on cash) but I've heard its a good script with lots of addons.

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