Those SVS will be nice, but you can save a little $$ by shopping ebay and da kine.
$175 JBL S38ii (C, price is for a pair)
$261 JBL 310ii (L&R)
$100 JBL N24ii (LS&RS)
$115 Athena AS-P300 (Sub)
Total: $651
Pre-310ii setup
here. Got the whole thing for ~$3000.
Listen to the Real HT Info Podcast at
http://realht.info, or on iTunes.
Also, listen right here on The Home Theater Shack. Just use the web applet on the front page.