function editpledge(id1, id2) {
  document.getElementById(id1).style.display ='none';
  document.getElementById(id2).style.display ='block';
}

function emptycheck(id, msg) {
  if (document.getElementById(id).value.length > 0) {
    return true;
  }
  alert(msg);
  return false;
}

function open_popup_window(url) {
  var newWindow = window.open(url, 'popUpWin','left=0, top=0,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width=1024, height=700');

  newWindow.focus();
}