anchor.diff:  <tr>
   <td> <i>D. melanogaster</i></td>
   <td> Curated pathway information and the genes involved in them</td>
  -<td> <a href="http://fly.reactome.org/" target="_new">FlyReactome</a></td>
  +<td> <a href="http://fly.reactome.org/" target="_new" class="extlink">FlyReactome</a></td>
   <td> &nbsp;</td>
   <td>&nbsp;</td>
   </tr>
  
positive.code:  <p> Phenotypes</p></html:link></td>
  <td> <i>D. melanogaster</i> </td>
  <td> Alleles and phenotypes</td>
  <td> <a href="http://www.flybase.org" target="_new">FlyBase</a></td>
  <td> Crosby et al - <a href="http://www.ncbi.nlm.nih.gov/pubmed/17099233" target="_new">PubMed: 17099233</a></td>
  <td> &nbsp;</td>
  </tr>
  
  <tr>
  <td> <i>D. melanogaster</i> </td>
  <td> High-throughput cell-based RNAi screens</td>
  <td> <a href="http://flyrnai.org" target="_new">Drosophila RNAi Screening Center</a></td>
  <td> Flockhart et al - <a href="http://www.ncbi.nlm.nih.gov/pubmed/16381918" target="_new">PubMed: 16381918</a></td>
  <td> &nbsp;</td>
  </tr>
  
  <tr>
  <td> <i>C. elegans</i> </td>
  <td> RNAi data from in vivo experiments</td>
  <td> <a href="http://www.wormbase.org" target="_new">WormBase</a></td>
  <td> Bieri et al - <a href="http://www.ncbi.nlm.nih.gov/pubmed/17099234" target="_new">PubMed: 17099234</a></td>
  <td> &nbsp;</td>
  </tr>
  
  
negative.code: <!--
  <td> <i>D. melanogaster</i>, <i>C. elegans</i></td>
  <td> Curated pathway information and the genes involved in them</td>
  <td> <a href="http://www.genome.jp/kegg/" target="_new" class="extlink">KEGG</a></td>
  <td> Kanehisa et al - <a href="http://www.ncbi.nlm.nih.gov/pubmed/16381885" target="_new" class="extlink">PubMed: 16381885</a></td>
  <td> &nbsp;</td>
  </tr>
  <tr>
  