function Form_Validator()
{

  if (document.getElementById('form1').firstname.value == "") {
    alert("Please enter your first name.");
    document.getElementById('form1').firstname.focus();
    return;
  }

  if (document.getElementById('form1').lastname.value == "") {
    alert("Please enter your last name.");
    document.getElementById('form1').lastname.focus();
    return;
  }
  
     if (document.getElementById('form1').telwork.value == "" && document.getElementById('form1').telmobile.value == "" && document.getElementById('form1').telhome.value == "") {
      alert("Please enter one telephone number.");
      document.getElementById('form1').telwork.focus();
      return;
    }
  
    if (document.getElementById('form1').coveringletter.value == "" && document.getElementById('form1').uploadcv.value == "") {
      alert("Please add a covering letter or attach your CV.");
      document.getElementById('form1').coveringletter.focus();
      return;
  }
  

  document.getElementById('form1').submit();

}




function Form_Validator()
{
  if (document.getElementById('form1').email.value == "" || document.getElementById('form1').email.value.indexOf("@") == -1 || document.getElementById('form1').email.value.indexOf(".") == -1)
  {
    alert("Please enter your email address.");
    document.getElementById('form1').email.focus();
    return;
  }
  document.getElementById('form1').submit();
}