function checkEntries(mailform)
{
	if (mailform.first_name_vc.value == "")
	{
		alert('Your first name is required.');
		mailform.first_name_vc.focus();
		mailform.first_name_vc.select();
		return false;
	}
	if (mailform.last_name_vc.value == "")
	{
		alert('Your last name is required.');
		mailform.last_name_vc.focus();
		mailform.last_name_vc.select();
		return false;
	}
	if (mailform.zip_or_postal_code_vc.value == "")
	{
		alert('Your zip or postal code is required.');
		mailform.zip_or_postal_code_vc.focus();
		mailform.zip_or_postal_code_vc.select();
		return false;
	}
	if (mailform.email_vc.value == "")
	{
		alert('Your email address is required.');
		mailform.email_vc.focus();
		mailform.email_vc.select();
		return false;
	}
	if (mailform.confirm_email_vc.value != mailform.email_vc.value)
	{
		alert('The confirmation email address does not match the original email address.');
		mailform.confirm_email_vc.focus();
		mailform.confirm_email_vc.select();
		return false;
	}
	return true;
}