Arc Example with omitted to attribute
<?xml version="1.0"?>
<WEBSITE xmlns:xlink="http://www.w3.org/1999/xlink"
xlink:type="extended" xlink:title="Cafe au Lait">
<NAME xlink:type="resource" xlink:label="source">
Cafe au Lait
</NAME>
<HOMESITE xlink:type="locator"
xlink:href="http://ibiblio.org/javafaq/"
xlink:label="us"/>
<MIRROR xlink:type="locator"
xlink:title="Cafe au Lait Swedish Mirror"
xlink:label="se"
xlink:href="http://sunsite.kth.se/javafaq"/>
<MIRROR xlink:type="locator"
xlink:title="Cafe au Lait German Mirror"
xlink:label="sk"
xlink:href="http://sunsite.informatik.rwth-aachen.de/javafaq/"/>
<MIRROR xlink:type="locator"
xlink:title="Cafe au Lait Swiss Mirror"
xlink:label="ch"
xlink:href="http://sunsite.cnlab-switch.ch/javafaq/"/>
<xlink:arc from="source" show="new" actuate="onRequest"/>
<CONNECTION xlink:type="arc" xlink:from="source"
xlink:show="replace" xlink:actuate="onRequest"/>
</WEBSITE>