Bought this ASUS router about a year ago:
http://www.memoryexpress.com/Products/MX32640
My old Linksys WRT54G was getting on in age (8 years or so) and had to be reset on a weekly basis. The ASUS has been rock solid, improved the range and speed of my wireless network, and allows me to hookup a portable hard drive for a network-accessible storage option.