Party On: To Stream McCain-Obama Face-Off is an online video streaming service that lets users watch television and other content. The service is a joint venture between Fox and NBC.

Because serves ads, it has been endorsed by most networks and allowed to show copywritten content without fearing lawsuits. This is a departure from a service like YouTube, which recently ran afoul of cable providers for hosting copywritten material.

The live stream of the presidential debate between Sens. Barack Obama and John McCain marks a widening of's services. The Web site already streams clips and segments from popular television shows like "The Daily Show" and the "Colbert Report." Right now, "Saturday Night Live" is seeing something of a resurgence on due to the popularity of its Tina-Fey-as-Sarah-Palin sketches.

For Internet users, offers another place for interested parties to watch the debate, other than the coverage provided by major news networks CNN, Fox, NBC, CBS and ABC.

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In another first for the Web video service, will also premiere the documentary "Crawford" about the effects of George W. Bush's presidency on his adopted hometown, paidAdvertising reports.

The debate will be available on demand after its original airing.