How can I unlock my third eye?

You should really read http://www.Joyofsatan.org this question is on of the easiest questions to answer.
http://www.angelfire.com/empire/serpentis666/OpeningChakras.html This is the instructions for opening all the chakras.

Read every link in this page http://www.angelfire.com/empire/serpentis666/Satanic_Meditation.html