On 14 mai 2011, at 03:11, Jeong Dalyoung wrote:

> Dear Wolfgang and Otared,
> 
> Thank you for the reply.
> 
> I have used \setupinteraction[state=start] and open with Adobe Reader already. 
> 
> \StartSteps worked well in \startitemize and \startcombination. For example,
> 
> \StartSteps
> \startitemize
> \item $T(n) =$ \FlushStep
> \blank[5*big]
> \item $T(n) =$ \FlushStep
> \stopitemize
> \StopSteps
> ...
> 
> \StartSteps
> \placefigure[none][]{}
> {\startcombination[3*1]
> {\externalfigure[TriNo60][width=.3\makeupwidth]}{\FlushStep}
> {\externalfigure[TriNo90][width=.3\makeupwidth]}{\FlushStep}
> {\externalfigure[TriNoDbl][width=.3\makeupwidth]}{\FlushStep}
> \stopcombination}
> \startformula
> T(n) = n(n+1) \over 2
> \stopformula
> \FlushStep
> \StopSteps
> 
> But I couldn't make it work with lines of formulas. I think that it is not working with \NC, \NR structure.
> 
> I'll try t-rsteps and thank you for the file. It is another good way to make slides.
> 
> Thank you.
> 
> Best regards,
> 
> Dalyoung
> 
> 
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