anchor.diff:                              .forEach(function (listItem, index, array) {
                                   var personId = listItem.personID;
                                   var url = location.protocol + "//"
  -										+ location.host + "/api/absences?year="
  -										+ encodeURIComponent(selectedYearValue) + "&month="
  -										+ encodeURIComponent(selectedMonthValue) + "&person="
  -										+ encodeURIComponent(personId);
  -								var xhttp = new XMLHttpRequest();
  -								xhttp.open("GET", url, false);
  -								xhttp.setRequestHeader("Content-type",
  -										"application/json");
  -								xhttp.send();
  -								var response = JSON.parse(xhttp.responseText);
  -								if (response != null && response != undefined) {
  +                                    + location.host + "/api/absences?year="
  +                                    + encodeURIComponent(selectedYearValue) + "&month="
  +                                    + encodeURIComponent(selectedMonthValue) + "&person="
  +                                    + encodeURIComponent(personId);
  +                                var xhttp = new XMLHttpRequest();
  +                                xhttp.open("GET", url, false);
  +                                xhttp.setRequestHeader("Content-type",
  +                                    "application/json");
  +                                xhttp.send();
  +                                var response = JSON.parse(xhttp.responseText);
  +                                if (response != null && response != undefined) {
   
                                       listItem.days
                                           .forEach(
  
positive.code:                             .forEach(
                                  function (item, index, array) {
                                      outputTable += "<tr>";
  										outputTable += "<td class='hidden-xs'>"
                                          + item.person.firstName
  												+ "</td>";
  										outputTable += "<td class='hidden-xs'>"
  												+ item.person.lastName
                                          + "</td>";
                                      item.days
                                          .forEach(
  
negative.code:                             });
  
                          var outputTable = "<table cellspacing='0' id='vacationOverviewTable' class='list-table sortable tablesorter vacationOverview-table'>";
                          outputTable += "<thead class='hidden-xs'>";
                          outputTable += "<tr>";
                          outputTable += "<th class='sortable-field'><spring:message code='person.data.firstName'/></th>";
                          outputTable += "<th class='sortable-field'><spring:message code='person.data.lastName'/></th>";
                          overViewList[0].days
                              .forEach(
                                  function (item, index, array) {
  