Im looking for a good N-router and PCI wireless cards for my desktop computers (PC ..XP) I own a medical clinic with 2 floors (50ft)so distance is an issue. I also need reliability ,speed , bandwidth and no drop signals if possible Im so damm confuse to which brand to take from Linksys to Belkin, I heard bad and good from all these products.. Help I need your advice from your experience...please direct me in the right direction...