Here is a 10 foot VGA cable. That may be a little short but it gives you and idea.
http://www.newegg.com/Product/Product.aspx?Item=N82E16812119038
[edit] ok scratch this one. 01001010's choice is a better deal.
Is that a 1/8" plug for audio on the HDTV or RCA?
The three jacks below the S-video on the left are RCA jacks.
The yellow is composite video, and red and white are right and left audio.