text: var XAPI_ACTIVITY_CHART_YAXIS = "Number of launches";
  var XAPI_JOURNEY_POPOVER_STATUS = "Status:";
  var XAPI_JOURNEY_POPOVER_NRTRIES = "Number of tries:";
  var XAPI_JOURNEY_POPOVER_GRADE = "Grade:";
  var XAPI_JOURNEY_POPOVER_AVGGRADE = "Average score:";
  var XAPI_JOURNEY_POPOVER_DURATION = "Duration:";
  var XAPI_JOURNEY_POPOVER_AVGDURATION = "Average duration:";
  var XAPI_JOURNEY_POPOVER_DURATION_UNIT = "s";
  var XAPI_JOURNEY_POPOVER_LASTANSWER = "Last given answer:";
  var XAPI_JOURNEY_POPOVER_LAST_GRADE = "Last grade:";
  var XAPI_JOURNEY_POPOVER_LAST_DURATION = "Last duration";
  var XAPI_DASHBOARD_OVERVIEW = "Overview";
  var XAPI_DASHBOARD_STARTINGTIME = "Starting time:";
  var XAPI_DASHBOARD_COMPLETETIME = "Complete time:";
  var XAPI_DASHBOARD_DURATION = "Complete time:";
  var XAPI_DASHBOARD_NOTYETSTARTED = "not yet started";
  var XAPI_DASHBOARD_NOTYETFINISHED = "not yet finished";
  var XAPI_DASHBOARD_NOTYETCOMPLETED = "not yet completed";
  var XAPI_DASHBOARD_COMPLETED_UNIT_MINUTES = "minutes";
  var XAPI_DASHBOARD_COMPLETED_UNIT_SECONDS = "seconds";
  var XAPI_DASHBOARD_STATUS_COMPLETED_PASSED = "Completed and passed";
  var XAPI_DASHBOARD_STATUS_COMPLETED_NOTPASSED = "Completed, but not passed";
  var XAPI_DASHBOARD_STATUS_STARTED_NOTCOMPLETED = "Started, but not completed";
  var XAPI_DASHBOARD_STATUS_NOTSTARTED = "Not started";
  var XAPI_DASHBOARD_NRATTEMPTS = "Number of attempts:";
  var XAPI_DASHBOARD_NRCOMPLETIONS = "Number of completions:";
  var XAPI_DASHBOARD_AVGDURATION = "Average duration:";
  var XAPI_DASHBOARD_GRAPH_GRADERANGE = "Grade Range [%]";
  var XAPI_DASHBOARD_GRAPH_PERCOFCLASS = "% of group";
  var XAPI_DASHBOARD_QUESTION = "Question:";
  var XAPI_DASHBOARD_ANSWERS = " Possible answers:";
  var XAPI_DASHBOARD_GRAPH_MATCH_XAXIS = "Answers given";
  var XAPI_DASHBOARD_GRAPH_CHOICE_XAXIS = "Answers given";
  var XAPI_DASHBOARD_GRAPH_CHOICE_YAXIS = "Number of answers";
  var XAPI_DASHBOARD_CORRECTANSWERS = "Correct answers";
  var XAPI_DASHBOARD_SOURCES = "Items";
  var XAPI_DASHBOARD_TARGETS = "Targets";
  var XAPI_DASHBOARD_GRAPH_FILLIN_XAXIS = "Answers given";
  var XAPI_DASHBOARD_GRAPH_FILLIN_YAXIS = "Number of answers";
  var XAPI_DASHBOARD_NUMBER_OF_STUDENTS = "Number of Students";
  var XAPI_DASHBOARD_NUMBER_OF_INTERACTIONS = "Number of Interactions";
  var XAPI_DASHBOARD_AVERAGE_SCORE = "Average Score";
  var XAPI_DASHBOARD_NUMBER_OF_SESSIONS = "Number of sessions";
  var XAPI_DASHBOARD_COMPLETED_SESSIONS = "Completed sessions";
  var XAPI_DASHBOARD_AVERAGE_COMPLETED_PAGES = "Average completed pages";
  var XAPI_DASHBOARD_DISPLAY_COLUMNS = "Show/hide columns";
  var XAPI_DASHBOARD_DISPLAY_OVERVIEW = "Display overview";
  var XAPI_DASHBOARD_DISPLAY_INTERACTION_OVERVIEW = "Display overview in interaction overview";
  var XAPI_DASHBOARD_PAGE_SIZE = "Page size";
  var XAPI_DASHBOARD_PAGE_SIZE_ALL = "All";
  var XAPI_DASHBOARD_PAGE_PREV = "Previous";
  var XAPI_DASHBOARD_PAGE_NEXT = "Next";
  var XAPI_DASHBOARD_PAGE_OF_PAGE = "Page {i} of {n}";
  var XAPI_DASHBOARD_COMPLETED = "Completed";
  var XAPI_DASHBOARD_STARTED = "Started";
  