Hi, I tried to write a loop to display the title, but it does not. How to do ? Thank you, Fabrice \setuppagenumbering[location=] \setupcolors [state=start] \definecolor[pagecolor][s=.6] \definecolor[textcolor][r=.6] \startMPinclusions color pagecolor ; pagecolor := \MPcolor{pagecolor} ; color textcolor ; textcolor := \MPcolor{textcolor} ; \stopMPinclusions \setMPtext{title}{Serie statistiques à deux variables} \startuseMPgraphic{Title} path p ; p := OverlayBox ; fill OverlayBox withcolor pagecolor ; setbounds currentpicture to OverlayBox ; \stopuseMPgraphic \defineoverlay[Title][\useMPgraphic{Title}] \defineframedtext [MyTitle] [before={\blank[line,halfline]}, after={\blank}, frame=off, background=Title, width=\textwidth, height=fit, ] \starttext \startMyTitle \startMPcode numeric k ; k :=0 ; string s ; s := \MPstring{title} ; picture r ; r := image (graphictext substring (k,k+1) of s randomized .5pt scaled 5pt withfillcolor textcolor withpen pencircle scaled 1pt ; ) ; draw r ; \stopMPcode \stopMyTitle \stoptext