// JavaScript Document
document.createElement('header');
document.createElement('nav');
document.createElement('section');
document.createElement('article');
document.createElement('aside');
document.createElement('footer');

var name = document.getElementById('name');
var email = document.getElementById('customer_mail');
var comment = document.getElementById('detail');

function emailCheck(form){
	if(name.value.length<1){
		name.focus();
		window.location = "contactError.html";
		return false;
	}
	
	if(email.value.length<1){
		email.focus();
		window.location = "contactError.html";
		return false;
	}
	
	if(comment.value.length<1){
		comment.focus();
		window.location = "contactError.html";
		return false;
	}
}