On Sat, 19 Mar 2011, Cecil Westerhof wrote:

> 2011/3/19 Aditya Mahajan <adityam@umich.edu>
>
>> On Sat, 19 Mar 2011, Cecil Westerhof wrote:
>>
>>  Are there codes for ... and emoticons in ConTeXt?
>>>
>>
>> \setupbodyfont[libertine]
>> \starttext
>> \unknown\ or \ldots
>>
>
> Works. What is the difference between \unknown\ and \ldots?

\ldots uses the math character (0x2026), while \unknown 
fakes the dots. You can change the spacing between the dots using 
\periods[1mm]

>> ☺☹
>>
>
> Does not work at the moment. I'll examine it.

You need a font that has these characters (lm does not, that is why I used 
libertine).

Aditya