anchor.diff:                          default: return "none";
                       }
                   })
  +            // Do not work for PDF Converter
               //.style("opacity", function(d) {
               //    switch (d[2]) {
               //        case "non": return 0.5;
  
positive.code:                         default: return "1.5";
                      }
                  });
      }
  
      //Error Handling -- empty dataset
  
negative.code:         yLegend = genetic_profile_mrna[tmp_yLegend_index][1];
      } else if (tmp_plot_type == plot_type_list[1][0]) {  //"mrna_vs_dna_mythelation"
          var tmp_yLegend_index = findIndex(document.getElementById("data_type_mrna").value, genetic_profile_mrna);
          xLegend = genetic_profile_dna_methylation[0][1];
          yLegend = genetic_profile_mrna[tmp_yLegend_index][1];
      } else if (tmp_plot_type == plot_type_list[2][0]) {  //"rppa_protein_level_vs_mrna"
          var tmp_xLegend_index = findIndex(document.getElementById("data_type_mrna").value, genetic_profile_mrna);;
          xLegend = genetic_profile_mrna[tmp_xLegend_index][1];
          yLegend = genetic_profile_rppa[0][1];
      }
      tmp_result = [xLegend, yLegend];
      return tmp_result;
  