help?

im really new here i dont know how to really use cs3 and i need help with many thing porfavor help me :)
can someone show me how to make a picture that is black and white like this
http://i27.tinypic.com/2ykb4pe.png and turn into color like this http://i30.tinypic.com/15x35v6.png or this http://i27.tinypic.com/2k2cm9.jpg as long as is in color :)
 
and does anyone how to do the rainbow thing in the picture? like this http://i27.tinypic.com/2i89ixs.png
i really want to know how to do that
  plus this does anyone now any similar or exact tutorials to this pictures??
http://i26.tinypic.com/16igx9e.png http://i26.tinypic.com/3166h74.png  http://i31.tinypic.com/293azjm.png http://i29.tinypic.com/2w6ru2s.png (how to make the lips stand out like that?)
i really want to know how to do this:) one http://i32.tinypic.com/1zf54j6.png

http://i32.tinypic.com/2vmavza.png http://i28.tinypic.com/2yug96c.png http://i32.tinypic.com/2mrwhdt.png
 http://i25.tinypic.com/e823w8.png

i know that its alot  sorry any hep will be appreciated