code: public String buildReport() throws JspException, ServletException, IOException {
  
          CmsDeleteBrokenRelationsList list = new CmsDeleteBrokenRelationsList(
              getJsp(),
              getResourceList(),
              Boolean.valueOf(getParamDeleteSiblings()).booleanValue());
          list.actionDialog();
  
          StringBuffer result = new StringBuffer(512);
          list.getList().setBoxed(false);
          result.append("<input type='hidden' name='result' value='");
          result.append(list.getList().getTotalSize()).append("'>\n");
          result.append(CmsListExplorerColumn.getExplorerStyleDef());
          result.append("<div style='height:150px; overflow: auto;'>\n");
          result.append(list.getList().listHtml());
          result.append("</div>\n");
          return result.toString();
      }
docs: Returns html code for the possible broken relations.<p>
  
  @return html code for the possible broken relations
  
  @throws JspException if dialog actions fail
  @throws IOException in case of errros forwarding to the required result page
  @throws ServletException in case of errros forwarding to the required result page