sorry, only just seen these replies
Yeah thae pic above is the one, although the ones i have are on stands.
HDD's can be shared although only within a workgroup environment, so basically you have to add the same users on every machine.
We had them running alongside PC's in a windows domain for years both accessing the same stuff and each others HDDs.
These don't have wireless (that i know of), although you can buy USB wireless devices. We only ever had Network printer, as a PC Technician, personally i would use a PC as a print server but macs do have a share option.
Generally, they are not the best for administration on a network, but they do plug in and they do work and continue to work without many problems.
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