function checkShippingData(form) {
		if(! new RegExp("[A-Za-z]+").test(form.firstName.value)) {
			alert('Please enter a First Name.');
			form.firstName.focus();
			return false;
		}
		if(! new RegExp("[A-Za-z]+").test(form.lastName.value)) {
			alert('Please enter a Last Name.');
			form.lastName.focus();
			return false;
		}
		if(! new RegExp("[A-Za-z]+").test(form.address1.value)) {
			alert('Please enter a valid value for Address 1.');
			form.address1.focus();
			return false;
		}
		if(! new RegExp("[A-Za-z]+").test(form.city.value)) {
			alert('Please enter a Ship-To City.');
			form.city.focus();
			return false;
		}
		if(form.state.selectedIndex < 1) {
			alert('Please select a State.');
			return false;
		}
		if(! new RegExp("^[0-9]{5}$").test(form.zip.value)) {
				alert('Please enter a 5-digit U.S. Zip Code.');
				form.zip.focus();
				return false;
		}
		if(! new RegExp("^[0-9]{3}[\-\.]?[0-9]{3}[\-\.]?[0-9]{4}$").test(form.phone.value)) {
				alert('Please enter a 10-digit U.S. Phone Number.');
				form.phone.focus();
				return false;
		}
		return true;
	}
	
	function checkRegistrationData(form) {
		if(! new RegExp("[A-Za-z]+").test(form.firstName.value)) {
			alert('Please enter a First Name.');
			form.firstName.focus();
			return false;
		}
		if(! new RegExp("[A-Za-z]+").test(form.lastName.value)) {
			alert('Please enter a Last Name.');
			form.lastName.focus();
			return false;
		}
		if(! new RegExp("[A-Za-z]+").test(form.address.value)) {
			alert('Please enter a valid Address.');
			form.address.focus();
			return false;
		}
		if(! new RegExp("[A-Za-z]+").test(form.city.value)) {
			alert('Please enter a City.');
			form.city.focus();
			return false;
		}
		if(form.state.selectedIndex < 1) {
			alert('Please select a State.');
			return false;
		}
		if(! new RegExp("^[0-9]{5}$").test(form.zip.value)) {
				alert('Please enter a 5-digit U.S. Zip Code.');
				form.zip.focus();
				return false;
		}
		if(! new RegExp("^[\\w-_\.]*[\\w-_\.]\@[\\w]\.+[\\w]+[\\w]$").test(form.email.value)) {
				alert('Please enter a valid email address.');
				form.email.focus();
				return false;
		}
		return true;
	}