From a UNIX/-like machine:
From the local machine:
ssh -D #### remotehost

From a Windows machine:
From the local machine:
In Putty, under Connections/SSH/Tunnels, choose radio button for "Dynamic" and "Auto", enter a port ####, then click Add


in FireFox/Preferences/Advanced/Network/Settings
Connection Settings: Manual Proxy Configuration
Socks Host: localhost ####