Green Scrolling Text Animation

The text appeared one letter at a time, scrolling slowly upwards. the following lines were shown:

<?stylesheet href="http://for-gnomes-to-say.hooray"?>
<!DOCTYPE boy SYSTEM "http://..." PUBLIC "..." [
<!ENTITY % sock SYSTEM "http://...">
%sock;
<!NOTATION color SYSTEM "..." PUBLIC "...">
<!ENTITY black SYSTEM "http://..." NDATA colour>
]>
<!--#include virtual="/header.xml"-->
<a href="http://" rel="once-loved">
<img src="http://www.holoweb.net/~liam/naked.png" />
<modern xlink:href="http://no-better/"/>
&black;
<xi:include href="http://another-way">
<html:meta name="dc.location" content="http://...."/>
<ns xmlns:ns="http://is-this/a/link">
<LINK rel="stylesheet" href="letmecounttheways.css" type="text/css"/>
<!ATTLIST foot sockpicture ENTITY NDATA (png|mng)>