function checkContactForm(form) {
  if (form.elements['name'].value=="") {
	alert("Please enter your name");
	form.elements['name'].focus();
	return false;
  }
  if (form.elements['email'].value.match(/^[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+(?:\.[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+)*\@[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+(?:\.[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+)+$/)==null) {
	alert("Please enter a valid email address");
	form.elements['email'].focus();
	return false;
  }
  if (form.elements['question'].value=="") {
	alert("Please enter your question");
	form.elements['question'].focus();
	return false;
  }
  return true;
}

function checkEmail(form) {
  if (form.elements['email'].value.match(/^[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+(?:\.[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+)*\@[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+(?:\.[^\x00-\x20()<>@,;:\\".[\]\x7f-\xff]+)+$/)==null) {
	alert("Please enter a valid email address");
	form.elements['email'].focus();
	return false;
  }
  else return true;
}

function checkForm(form) {
  if (checkEmail(form)) {
	if (form.elements['name'].value=="") {
	  alert("Please enter your name");
	  form.elements['name'].focus();
	  return false;
	}
	if (form.elements['adults'].value=="") {
	  alert("Please select the number of adults");
	  form.elements['adults'].focus();
	  return false;
	}
	else return true;
  }
  else return false;
}