An HDMI cable is your best bet. It incorporates audio and video into one cable, and it is a newer, better technology.
However, HDMI cables do not have to be expensive.
This ebay listing has a 10ft HDMI cable for $8.50.
http://cgi.ebay.com/New-Premium-Gold-HDMI-1-3-Cable-10ft-for-PS3-HDTV-1080p_W0QQitemZ230303191547QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item230303191547&_trksid=p3286.c0.m14&_trkparms=72%3A1199|66%3A3|65%3A12|39%3A1|240%3A1308|301%3A0|293%3A1|294%3A100
eBay is definitely your best choice for HDMI.
The prices are better and the quality is the same as if you bought a cable at Best Buy.
However, HDMI cables do not have to be expensive.
This ebay listing has a 10ft HDMI cable for $8.50.
http://cgi.ebay.com/New-Premium-Gold-HDMI-1-3-Cable-10ft-for-PS3-HDTV-1080p_W0QQitemZ230303191547QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item230303191547&_trksid=p3286.c0.m14&_trkparms=72%3A1199|66%3A3|65%3A12|39%3A1|240%3A1308|301%3A0|293%3A1|294%3A100
eBay is definitely your best choice for HDMI.
The prices are better and the quality is the same as if you bought a cable at Best Buy.
