I would always go for Asus for two reasons.
1) They are great bits of kit
2) There is a thriving third party firmware scene. I only use Merlin's firmware - based on the stock Asus firmware and MILES better. I have never used the stock version.
Check out http://forums.smallnetbuilder.com/forumdisplay.php?f=37
for more on Asus and Merlin's firmware
Stress - the condition brought about by having to resist the temptation to beat the living daylights out of someone who richly deserves it.