anchor.diff:                  if (vWebapp.getStatistics().getActiveSessions() != 0) {
           %>
           <a href="sessions.jsp?webappFileName=<%=
  -              URLEncoder.encode(vWebapp.getWebappFile(), "UTF-8") %>&hostName=<%=vWebapp.getHostName()%>">
  +              urlEncodedWebappFile %>&hostName=<%=vWebapp.getHostName()%>">
               <%= vWebapp.getStatistics().getActiveSessions() %>
           </a>
           <%
  
positive.code:     <td>
          &nbsp;
          <% if (!"/default".equals(version) && !(webapp.getVersionGroups().length == 1)) { %>
              <a href="set_default_version.jsp?appGroupName=<%=webapp.getAppVersionRoot()%>&appFileName=<%=URLEncoder.encode(vWebapp.getWebappFile(), "UTF-8")%>&hostName=<%=vWebapp.getHostName()%>"
                      style='background:url(images/default-icon.png) no-repeat;padding-left:20px;display:block;white-space: nowrap;height:16px;'>
                  <fmt:message key="make.default"/>
              </a>
  
negative.code:              } else {
                  webappURL = webappURL + "/";
               }
              String urlEncodedWebappFile = URLEncoder.encode(vWebapp.getWebappFile(), "UTF-8");
  %>
  
  <tr bgcolor="<%= bgColor%>">
  