schedule a trace

Can someone share an example of how to schedule a trace? I have seen some stuff online that used xp_trace extended procedures however examples are not detailed enough for me to create a script of my own. So if someone can help me with their knowledge that will be great.

thanks

See SQL Server 2005 Books Online topics:
Scheduling Traces
http://msdn2.microsoft.com/en-us/library/ms187656.aspx

Using SQL Trace
http://msdn2.microsoft.com/en-us/library/ms191443.aspx