anchor.diff:    </c:when>
     <c:otherwise>
        <c:if test="${!fn:contains(wormlabels, etrack.track)}">
  -       <c:set var="wormlabels" value="${wormlabels}-${etrack.track}" />
  +       <c:set var="wormlabels" value="${wormlabels}%2F${etrack.track}" />
        </c:if>
     </c:otherwise>
     </c:choose>
  
positive.code: </td>
  <td>
  <c:if test="${ flyTracksCounter > 0 }">
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?ref=X;label=${flylabels};start=0;end=500000" target="_blank">X</html:link>
  </c:if>
  <c:if test="${wormTracksCounter > 0}">
    <c:if test="${ flyTracksCounter > 0 }">
     <br><br>
    </c:if>
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/worm/?ref=I;label=${wormlabels};start=0;end=500000" target="_blank">I</html:link>
  </c:if>
  </td>
  
  <td>
  <c:if test="${ flyTracksCounter > 0 }">
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?ref=2L;label=${flylabels};start=0;end=500000" target="_blank">2L</html:link>
  </c:if>
  <c:if test="${wormTracksCounter > 0}">
    <c:if test="${ flyTracksCounter > 0 }">
     <br><br>
    </c:if>
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/worm/?ref=II;label=${wormlabels};start=0;end=500000" target="_blank">II</html:link>
  </c:if>
  </td>
  <td>
  <c:if test="${ flyTracksCounter > 0 }">
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?ref=2R;label=${flylabels};start=0;end=500000" target="_blank">2R</html:link>
  </c:if>
  <c:if test="${wormTracksCounter > 0}">
    <c:if test="${ flyTracksCounter > 0 }">
     <br><br>
    </c:if>
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/worm/?ref=III;label=${wormlabels};start=0;end=500000" target="_blank">III</html:link>
  </c:if>
  </td>
  <td>
  <c:if test="${ flyTracksCounter > 0 }">
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?ref=3L;label=${flylabels};start=0;end=500000" target="_blank">3L</html:link>
  </c:if>
  <c:if test="${wormTracksCounter > 0}">
    <c:if test="${ flyTracksCounter > 0 }">
     <br><br>
    </c:if>
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/worm/?ref=IV;label=${wormlabels};start=0;end=500000" target="_blank">IV</html:link>
  </c:if>
  </td>
  <td>
  <c:if test="${ flyTracksCounter > 0 }">
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?ref=3R;label=${flylabels};start=0;end=500000" target="_blank">3R</html:link>
  </c:if>
  <c:if test="${wormTracksCounter > 0}">
    <c:if test="${ flyTracksCounter > 0 }">
     <br><br>
    </c:if>
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/worm/?ref=V;label=${wormlabels};start=0;end=500000" target="_blank">V</html:link>
  </c:if>
  </td>
  <td>
  <c:if test="${ flyTracksCounter > 0 }">
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?ref=4;label=${flylabels};start=0;end=500000" target="_blank">4</html:link>
  </c:if>
  <c:if test="${wormTracksCounter > 0}">
    <c:if test="${ flyTracksCounter > 0 }">
     <br><br>
    </c:if>
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/worm/?ref=X;label=${wormlabels};start=0;end=500000" target="_blank">X</html:link>
  </c:if>
  </td>
  
  <c:if test="${ flyTracksCounter > 0 }">
  <td>
  <html:link href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?ref=U;label=${flylabels};start=0;end=500000" target="_blank">U</html:link>
  <c:if test="${wormTracksCounter > 0}">
  <br></br><br>-</br>
  </c:if>
  
negative.code: 
  <c:if test="${flyTracksCounter > 1 }">
  <b><html:link
       href="${WEB_PROPERTIES['gbrowse.prefix']}/fly/?l=${flylabels}" target="_blank" title="View all the tracks for this experiment">
       All ${flyTracksCounter} tracks
  </html:link></b>
          <img border="0" class="arrow" src="model/images/f_vvs.png" title="fly"/>
  