Welcome to the forum and congratulations on your babies! DBlain has a beautiful Yorkie Pom named Lola. You can see photos of her on DBlain's personal page. Scroll down to her albums on the lower right hand side:
http://www.yorkietalk.com/forums/member.php?u=19239475
Each puppy's coat will be different, especially when mixing breeds, so you will have to learn as you go and your pups' coats mature.