For some advice and professional opinions go to
http://orangedog.forumup.com/index.php?mforum= orangedog
to help you there is more to it than just ignore when you walk in the door, if you have never done any training with your dog with a qualified trainer, you won't understand the dynamics that are going on between you and your dog, there is help. Your dog is still puppyish, but really she is a juvenile/teenager. At least until she is 18 months to 2 years. This question has a long response, not enough room on here..check out the website, you'll be glad you did.