You didn't say if you were watching recorded TV shows or live TV?
If you're watching recorded shows, use comskip and simply skip through the commercials. If your watching live TV, pause it for a bit to buffer a few minutes and then you can skip through the commercials as they come along.
[SIZE="1"]Gigabyte nForce4 SLI - GA-K8N-SLI | AMD Athlon 64 3400+ @ 2.2GHz | 1GB DDR400 RAM | Windows XP MCE 2005 SP2 | 320GB SATA WD drive | 500GB Fantom USB media drive | 2X PVR-150s | nVidia GeForce 6600GT
D-Link DI-524 Wireless Router | 2X wMVP Model 86017 ver H3 lot 0106 & 2606 both used wireless | Logitech Harmony 520 remote | GBPVR staying with v0.98.13 + stock dongle.bin[/SIZE]