function setPage( pageType ) {
  
  var form = document.createElement('form');
  
  var input = document.createElement('input');
  
  form.method = 'POST';
  input.type = 'hidden';
  input.value = pageType;
  input.name = 'pageType';
  
  form.appendChild(input);
  
  document.body.appendChild(form);
  
  form.submit();
}

function pageNr( pageId ) {
  alert(pageId);
  var form = document.createElement('form');
  
  var input = document.createElement('input');
  
  form.method = 'POST';
  input.type = 'hidden';
  input.value = pageId;
  input.name = 'pageID';
  
  form.appendChild(input);
  
  document.body.appendChild(form);
  
  form.submit();
}