anchor.diff:                          "aLengthMenu": [[5,10, 25, 50, 100, -1], [5, 10, 25, 50, 100, "All"]]
                       });
   
  -                    $(".trials-summary-table-name").html(data.length + " clinical trials");
  +                    var infoBox = "<img id='trial-summary-help' src='images/help.png title='"
  +                            + "The following clinical trials are listed because they are associated "
  +                            + " with either the drugs or the cancer type of interest. <br/><br/> "
  +                            + "The data was acquired from the <a href=\'http://cancer.gov\'>cancer.gov</a> website."
  +                            + "'>";
  +
  +                    $(".trials-summary-table-name").html(data.length + " clinical trials " + infoBox);
  +                    $("#trial-summary-help").qtip({
  +                        content: { attr: 'title' },
  +                        style: { classes: 'ui-tooltip-light ui-tooltip-rounded' }
  +                    });
  +
                   }
           );
       };
  
positive.code:     <tr>
          <th>Drug Name</th>
          <th>Drug Target(s)</th>
          <th>Description</th>
          <th>FDA approved?</th>
          <th>Data Sources</th>
      </tr>
  
negative.code:                                         + "(" + drug[3].split(";").length + " more)"
                                      + '</small>'
                                  + '</td>'
                                  + '<td>' + drugTargets + '</td>'
                                  + '<td>' + drug[5] + '</td>'
                                  + '<td>' + (drug[4] ? "Yes" : "No") + '</td>'
                                  + '<td>' + xref.join(", ") + '</td>'
  