function checkForm (target)
{
	var name = document.getElementById("name");
	var email = document.getElementById("email");
	var telno = document.getElementById("telno");
	var subject = document.getElementById("Subject");
	var form = document.getElementById("form");

	if (name.value == "")
	{
		alert("Please enter your name before submitting the form. Thank you.");
		name.focus();
	}
	else
	{
		if (email.value == "")
		{
			alert("Please enter your email address before submitting the form. Thank you.");
			email.focus();
		}
		else
		{
			if (telno.value == "")
			{
				alert("Please enter your telephone number before submitting the form. Thank you.");
				telno.focus();
			}
			else
			{
				if (subject.value == "")
				{
					alert("Please include what the enquiry is about before submitting the form. Thank you.");
					subject.focus();
				}
				else
				{
					form.submit();
				}
			}
		}
	}
}