Sebastiaan, check out the
Mycom site...dunno where you live, but there should be a Mycom outlet relatively close to you.
I have been totally anti-laptop for ages, until my gf talked me into buying the Asus a few months ago. It's awesome, and a hell of a lot cheaper than a comparable Toshiba, or any of the other A-brands.
If you're used to PC, stick to PC.
There's nothing you can do on a Mac that you can't do on a PC. It used to be different, but that has changed ages ago.
I use this machine to capture and edit DV with Adobe Premiere, and run it alongside Photshop, no problem.