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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">Three questions on the project below:</font></div>

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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">1) How can I use postscript values for the length, width and height of the psBox?</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">2) How can I control the color of a psBox?</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">3) Can I make a psBox transparent?</font></div>

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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#000000" style="font-family:Arial;font-size:10pt;color:#000000;">Poul Riis</font></div>

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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\documentclass[12pt,a4paper]{article}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\usepackage[T1]{fontenc}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\usepackage[ansinew]{inputenc}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\usepackage[danish]{babel}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\usepackage[x11names]{xcolor}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\usepackage{pst-3dplot}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\usepackage{amsmath}</font></div>

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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\usepackage[left=1cm,right=1cm,top=2cm,bottom=2cm]{geometry}</font></div>

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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\parindent0pt</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\pagestyle{empty}</font></div>

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<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\begin{document}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\pstVerb{/lbund 8 def /bbund 4 def /tyk 0.1 def /bgavl bbund tyk 2 mul sub def /Hgavl 4 def /hgavl Hgavl tyk 2 mul sub def}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psset{Beta=10,xyzLight=-7 -3 4,showInside=false}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\begin{pspicture}(-5,-2)(3,4)</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psset{Alpha=200}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">%\pstThreeDCoor[zMax=5]</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psBox(lbund 2 div neg,bbund 2 div neg,Hgavl 2 div neg){8}{0.1}{4}%bund</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psBox(lbund 2 div neg,bbund 2 div tyk sub,hgavl 2 div neg){8}{3.8}{0.1}%bagside</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psBox(lbund 2 div tyk sub,bgavl 2 div neg,hgavl 2 div neg){0.1}{3.8}{3.8}%fjerneste gavl</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psBox(tyk 2 div neg,bgavl 2 div neg,hgavl 2 div neg){0.1}{3.8}{3.8}%mellemvæg</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psBox(lbund 2 div neg,bgavl 2 div neg,hgavl 2 div neg){0.1}{3.8}{3.8}%nærmeste gavl</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">%\psBox(lbund 2 div neg,bbund 2 div neg,hgavl 2 div neg){8}{3.8}{0.1}%forside</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\psBox(lbund 2 div neg,bbund 2 div neg,Hgavl 2 div tyk sub){8}{0.1}{4}%top</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\end{pspicture}</font></div>

<div align="left" style="text-align:left;"><font face="Arial" size="+0" color="#0000DD" style="font-family:Arial;font-size:10pt;color:#0000DD;">\end{document}</font></div>

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