function ChangeLearningFormVisible() {
  if (document.getElementById("learningchb").checked)
    document.getElementById("learningform").style.display='';
  else
    document.getElementById("learningform").style.display='none';
}

function ChangeWorkingFormVisible() {
  if (document.getElementById("workingchb").checked)
    document.getElementById("workingform").style.display='';
  else
    document.getElementById("workingform").style.display='none';
}