====rewrite ====

<pre><samp>You are in an open field west of a big white house with a boarded
front door.
There is a small mailbox here.

></samp> <kbd>open mailbox</kbd>

<samp>Opening the mailbox reveals:
A leaflet.

></samp></pre>


<sxh apache round 11-15>
<ifmodule mod_deflate.c> 
DeflateCompressionLevel 6 
AddOutputFilterByType DEFLATE text/plain 
AddOutputFilterByType DEFLATE text/html 
AddOutputFilterByType DEFLATE text/php 
AddOutputFilterByType DEFLATE text/xml 
AddOutputFilterByType DEFLATE text/css 
AddOutputFilterByType DEFLATE text/javascript 
AddOutputFilterByType DEFLATE application/javascript
</ifmodule>

<IfModule mod_expires.c>
# enable expirations
ExpiresActive On
ExpiresDefault A2592000
# expire images after a month in the client's cache
ExpiresByType image/gif A2592000
ExpiresByType image/jpg A2592000
ExpiresByType image/jpeg A2592000
ExpiresByType image/png A2592000
# css/js
ExpiresByType text/css "access plus 4 weeks"
ExpiresByType text/javascript "access plus 4 weeks"
# html
ExpiresByType text/html "access plus 2 days"
</IfModule>

</sxh>
<sxh css>
.verticalcenter{
    position: relative;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}
</sxh>
<sxh php>
    /**
     * Render xhtml output or metadata
     *
     * @param string         $mode      Renderer mode (supported modes: xhtml)
     * @param Doku_Renderer  $renderer  The renderer
     * @param array          $data      The data from the handler() function
     * @return bool If rendering was successful.
     */
    public function render($mode, Doku_Renderer &$renderer, $data) {
        if($mode != 'xhtml') return false;

        if (count($data) != 3) {
            return true;
        }

        list($syntax, $attr, $content) = $data;
        if ($syntax == 'sxh') {
            $title = $this->procTitle($attr);
            $highlight = $this->procHighlight($attr);
            $renderer->doc .= '<pre class="brush: ' . strtolower($attr . $highlight) . '"' . $title . '>' . $renderer->_xmlEntities($content) . '</pre>';
        } else {
            $renderer->file($content);
        }

        return true;
    }
</sxh>
<sxh glsl>
varying vec3 normal;
varying vec3 vertex_to_light_vector;
 
void main()
{
    // Defining The Material Colors
    const vec4 AmbientColor = vec4(0.1, 0.0, 0.0, 1.0);
    const vec4 DiffuseColor = vec4(1.0, 0.0, 0.0, 1.0);
 
    // Scaling The Input Vector To Length 1
    vec3 normalized_normal = normalize(normal);
    vec3 normalized_vertex_to_light_vector = normalize(vertex_to_light_vector);
 
    // Calculating The Diffuse Term And Clamping It To [0;1]
    float DiffuseTerm = clamp(dot(normal, vertex_to_light_vector), 0.0, 1.0);
 
    // Calculating The Final Color
    gl_FragColor = AmbientColor + DiffuseColor * DiffuseTerm;
}
</sxh>
<sxh bash>
#!/bin/bash

echo "hello bash"

exit 0
</sxh>