> I have heads typed in capital letters, but I want first letters of each 
> word to be capitalized and the rest small.
> 
> For example, I have
> 
> \faculty{BIG HEAD}
> 
> but actually I need the result that would be produced by
> 
> \faculty{Big Head}
> 
> 
> I have played a lot with \Word, \Words, \Cap, etc, but they don't work.
> Current \word command turns all letters to small, but this is not 
> acceptable.
> 
> \definehead[faculty][chapter]
> \setuphead [faculty][
> incrementnumber=list, page=yes, number=no, align=right,
> style={\switchtobodyfont[impact]\bfb\word}]
  

mkii or mkiv?
  
Sure, mkiv. This is the only engine I use :)

Vyatcheslav