Find Shared Folders
Well first of all it's FREE!, so here you go, use it how you see fit.
The Find Network Shared Folders is a lan scanner who scan an IP range and
will show the computers who are sharing folders out - both hidden and visible can be shown.
Good for the system administrator who monitor a small company LAN, or a home network
and need to get an instant overview of who is sharing folders out across the
LAN.
Screenshots

Prices
It's free of use, so use it as you see fit.
Download
Download Find Shared Folders
here
More Free applications
View all computers in your network, see if it is a server, workstation, domain controller
or other type of computer. Read about LAN Computer Browser
here