Another Out of line Link Example

<COURSE xmlns:xlink="http://www.w3.org/1999/xlink"
         xlink:type="extended">

  <CLASS xlink:type="locator" xlink:href="week1.xml"  xlink:label="1"/>
  <CLASS xlink:type="locator" xlink:href="week2.xml"  xlink:label="2"/>
  <CLASS xlink:type="locator" xlink:href="week3.xml"  xlink:label="3"/>
  <CLASS xlink:type="locator" xlink:href="week4.xml"  xlink:label="4"/>
  <CLASS xlink:type="locator" xlink:href="week5.xml"  xlink:label="5"/>
  <CLASS xlink:type="locator" xlink:href="week6.xml"  xlink:label="6"/>
  <CLASS xlink:type="locator" xlink:href="week7.xml"  xlink:label="7"/>
  <CLASS xlink:type="locator" xlink:href="week8.xml"  xlink:label="8"/>
  <CLASS xlink:type="locator" xlink:href="week9.xml"  xlink:label="9"/>
  <CLASS xlink:type="locator" xlink:href="week10.xml" xlink:label="10"/> 
  <CLASS xlink:type="locator" xlink:href="week11.xml" xlink:label="11"/> 
  <CLASS xlink:type="locator" xlink:href="week12.xml" xlink:label="12"/>
  <CLASS xlink:type="locator" xlink:href="week13.xml" xlink:label="13"/>
  
  <!-- Previous Links --> 
  <CONNECTION xlink:type="arc" xlink:from="2" xlink:to="1"/>
  <CONNECTION xlink:type="arc" xlink:from="3" xlink:to="2"/>
  <CONNECTION xlink:type="arc" xlink:from="4" xlink:to="3"/>
  <CONNECTION xlink:type="arc" xlink:from="5" xlink:to="4"/>
  <CONNECTION xlink:type="arc" xlink:from="6" xlink:to="5"/>
  <CONNECTION xlink:type="arc" xlink:from="7" xlink:to="6"/>
  <CONNECTION xlink:type="arc" xlink:from="8" xlink:to="7"/>
  <CONNECTION xlink:type="arc" xlink:from="9" xlink:to="8"/>
  <CONNECTION xlink:type="arc" xlink:from="10" xlink:to="9"/>
  <CONNECTION xlink:type="arc" xlink:from="11" xlink:to="10"/> 
  <CONNECTION xlink:type="arc" xlink:from="12" xlink:to="11"/> 
  <CONNECTION xlink:type="arc" xlink:from="13" xlink:to="12"/>
  
  <!-- Next Links --> 
  <CONNECTION xlink:type="arc" xlink:from="1" xlink:to="2"/>
  <CONNECTION xlink:type="arc" xlink:from="2" xlink:to="3"/>
  <CONNECTION xlink:type="arc" xlink:from="3" xlink:to="4"/>
  <CONNECTION xlink:type="arc" xlink:from="4" xlink:to="5"/>
  <CONNECTION xlink:type="arc" xlink:from="5" xlink:to="6"/>
  <CONNECTION xlink:type="arc" xlink:from="6" xlink:to="7"/>
  <CONNECTION xlink:type="arc" xlink:from="7" xlink:to="8"/>
  <CONNECTION xlink:type="arc" xlink:from="8" xlink:to="9"/>
  <CONNECTION xlink:type="arc" xlink:from="9" xlink:to="10"/>
  <CONNECTION xlink:type="arc" xlink:from="10" xlink:to="11"/> 
  <CONNECTION xlink:type="arc" xlink:from="11" xlink:to="12"/> 
  <CONNECTION xlink:type="arc" xlink:from="12" xlink:to="13"/>
  
</COURSE>