function addElement() {
  var ni = document.getElementById('myP');
  var numi = document.getElementById('theValue');
  var num = (document.getElementById('theValue').value -1)+ 2;
  numi.value = num;
  
  var newInput = document.createElement('input');
  var divIdName = 'field'+num;
  newInput.setAttribute('name',divIdName);
  newInput.setAttribute('id','email2');
  newInput.setAttribute('type','text');
  
  
  var newP = document.createElement('p');
  newP.appendChild(newInput);
  
  
  ni.appendChild(newP);
}