<slide title="Built in GD fonts">
<blurb>
    You can write text to a canvas using the %imagestring()% or %imagestringup()%
</blurb>
<blurb>%imagestring($img, $font, $x, $y, $s, $color);%</blurb>
<blurb>Where $font can be a font resource of a loaded font, or a built in font can be used by specifying an integer 1 - 5</blurb>
<image filename="imagestring.php" align="center" width="450"/>
<example filename="imagestring.php" fontsize="1.6em" title="Using the imagestring() function with built in fonts"/>
</slide>
