Here is a great 10 min video on Spiritual significance of Ritual we perform on the day of Shivratri.

Piligrimage of Jyothir Lingam.
Learn the spiritual significance of Rituals to God Shiva,
undertand the relevance of this spiritual teachings for this moment,
What is God's Message at this time...
What am I supposed to do now ... and Where can I get help...

http://www.youtube.com/watch?v=BYZtoVP_D6Q