Hair coloring advice?

i wanted to know how i could get this effect on hair but going from dark purple to light purple? (btw i know this pic is photo-shoped but is there a way to color for real?)


link to see pic:http://www.bebo.com/PhotoAlbumBig.jsp?PageNbr=1%26amp;MemberId=3849552527%26amp;PhotoAlbumId=7568843470%26amp;PhotoId=7580072297Hair coloring advice?
whats your current hair colour?


tell me and i'll edit my answer.











EDIT: i'm sorry, i really dont know. ask your local hairdressers about it or seek advice somwhere else sorry.

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