Not the EADGBe tuning.. i was wondering like Open D, Open G, Drop C and how do to do it?

Ps : anyone care how to teach me to drop C tuning?

For those who are interested and lazy to search on the web:

http://en.wikipedia.org/wiki/Open_tuning#Open_tunings

http://guitar.about.com/library/weekly/aa082201a.htm

http://eceserv0.ece.wisc.edu/~sethares/alt...atetunings.html

nice... that's a LOT of tunings tsunvun =)

i've only used drop D before =x