function TestMail(){
	email = document.getElementById('email').value;
	if(!email.match(/^(([-_0-9A-Za-z]+\.)*[-_0-9A-Za-z]+)@((([-_0-9A-Za-z]+.)*[-_0-9A-Za-z]+)\.([A-Za-z]{2,3}))+$/)){
		alert('adresse email invalide');
	}else{
		document.getElementById('contactform').submit();
	}
}