Here are some collection of YouTube Videos on setting up a Citrix Netscaler device

Citrix Application Switch Load Balancing

Citrix Policy Engine
http://www.youtube.com/watch?v=7WbzJpoXCK4

Citrix Application Switch Caching
http://www.youtube.com/watch?v=FPprghGnbXE

Citrix Web Application Firewall Config
http://www.youtube.com/watch?v=tYfYSU1VxqY

Netscaler VPX Configuration for SharePoint
http://www.youtube.com/watch?v=AxNXi7k3InE