[NTG-context] overlapping colors

Dear knights: I need to overlap colors in text as follows: {\yellow Some text}{ some overlapped text}{ \blue some more text} So the middle bracketed text should be a mixture of yellow and blue (green->). THNX Idris -- Professor Idris Samawi Hamid Department of Philosophy Colorado State University Fort Collins, CO 80523 -- Using Opera's revolutionary e-mail client: http://www.opera.com/mail/