On Thu, 6 Dec 2012, Marco Patzer wrote:

> On 2012–12–06 Otared Kavian wrote:
>
>> It seems that your command \cmd places again the content…
>
> That's not the case. Check this example:
>
> \usemodule [annotation]
>
> \defineannotation
>  [first]
>  [alternative=command,
>   command=\cmdFirst]
>
> \defineannotation
>  [second]
>  [alternative=command,
>   command=\cmdSecond]
>
> \def\cmdFirst{}
> \def\cmdSecond
>  {\placeannotationcontent}

Untested: Does

\unexpanded\def\cmdSecond ... help?

> \starttext
> \startfirst
>  first      %% not printed
> \stopfirst
>
> \startsecond
>  second     %% printed twice
> \stopsecond
> \stoptext

Aditya