function check_input(input)
{
	if(input.value == "")
	{
		input.parentNode.style.color="red";
		input.style.border="1px solid red";
		input.focus();

		return false;
	}
	else
	{
		input.parentNode.style.color="";
		input.style.border="";
		
		return true;
	}
}

function check_radio(radio) {
	var result = false;
	if(!radio)
		result = false;
	var radioLength = radio.length;
	if(radioLength == undefined)
		if(radio.checked)
			result = true;
		else
			result = false;
	for(var i = 0; i < radioLength; i++) {
		if(radio[i].checked) {
			result = true;
		}
	}
	if(!result)
	{
		radio[0].parentNode.style.color="red";
	}
	else
	{
		radio[0].parentNode.style.color="";
	}
	return result;
}

function check_email(input)
{
	var regex = /^[a-z0-9_]{1}[a-z0-9\-_]*(\.[a-z0-9\-_]+)*@[a-z0-9]{1}[a-z0-9\-_]*(\.[a-z0-9\-_]+)*\.[a-z]{2,4}$/;
  if(!check_input(input) || !regex.test(input.value))
	{
		input.parentNode.style.color="red";
		input.style.border="1px solid red";
		input.focus();

		return false;
	}
	else
	{
		input.parentNode.style.color="";
		input.style.border="";

		return true;
	}
}


function verif_commentaire()
{
	var auteur = document.getElementById('auteur');
	var commentaire = document.getElementById('commentaire');
	var note = document.getElementsByName('note');
	var reponse = document.getElementById('reponse');

	reponse = check_input(reponse);
	note = check_radio(note); 
	commentaire = check_input(commentaire);
	auteur = check_input(auteur);

	return (auteur && commentaire && note && reponse);
}

function verif_lienmort()
{
	var reponse = document.getElementById('reponse');

	reponse = check_input(reponse);

	return (reponse);
}

function verif_contact()
{
	var nom = document.getElementById('nom');
	var email = document.getElementById('email');
	var message = document.getElementById('message');

	message = check_input(message);
	email = check_email(email);
	nom = check_input(nom);

	return (nom && email && message);
}

$(document).ready(function(){
	$("#formulaire").hide();
	$("h1").click(function(event){
		event.preventDefault();
		$(this).parent().children("#formulaire").toggle("slow");//.toggle("slow");
	});
});