Hmm..
If you don't use pee pads, are you crate training?
This is a good thread to browse:
http://www.yorkietalk.com/forums/tra...ions-help.html And you can do a search for the method you prefer!
As well, do yourself a favour and get a few books!
Housetraining for Dummies
Yorkshire Terriers for Dummies
Puppies for Dummies
are ALL good!
I've read, owned and loved them! lol