You have a very specific question and would recommend you consult with a qualified and experienced criminal defense attorney in your jurisdiction. You may contact the local public defenders office or a great attorney resource who I use for CA Criminal cases is Craig Renetzky who is also listed on Avvo.
I agree with the previous attorney's answer. Consult an attorney who handles juvenile cases in your area.
Never discuss confidential information on a public website. Always speak with an attorney in a confidential setting.
The above response is not intended to create an attorney-client relationship. The information offered in this response is for general informational purposes and is not a legal consultation. You must talk with an attorney of your choice before making any decision about your actual legal rights.