function checkMoreInfoForm()
{
	naam = document.getElementById('naam').value;
	email = document.getElementById('email').value;
	opmerking = document.getElementById('opmerking').value;
	
	if ((naam=='') || (email=='') || (opmerking==''))
		document.getElementById('divErrorForm').style.display = 'block';
	else if (validateEmail(email)==false) {
		document.getElementById('divErrorForm').style.display = 'block';
	}
	else
  		document.frmMoreInfo.submit();	
}

function validateEmail(strEmail)
{
  validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;

  if (strEmail.search(validRegExp) == -1) 
      return false;
  else
     return true; 
}