function formCheck(){
	var passed = false;

	with (document.nletter) {

		if (nlname.value == "") {
			alert("Please Enter Your Name.");
			nlname.focus();
		}

		else if (nlemail.value ==""){
			alert("Please Enter Your E-mail Address.");
			nlemail.focus();
		}

		else if(nlemail.value.match( /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/)== null){
			alert("Invalid E-mail Address.");
			nlemail.focus();
		}

		else{
			nletter.submit();

		}
		}
	return passed;

}