function CheckForm(id){
	var error = 0;
	
	if(id.EMAIL.value == "" || id.EMAIL.value.length  < 7 || id.EMAIL.value.indexOf("@") <= 0 || id.EMAIL.value.lastIndexOf(".") > (id.EMAIL.value.length - 3) || id.EMAIL.value.lastIndexOf(".") < id.EMAIL.value.indexOf("@")){
		error++;
		id.EMAIL.className = 'red';
	}
	if(id.TITRE.value == ""){
		error++;
		id.TITRE.className = 'red';
	}
	if(id.NOM.value == ""){
		error++;
		id.NOM.className = 'red';
	}
	if(id.PRENOM.value == ""){
		error++;
		id.PRENOM.className = 'red';
	}
	if(id.SUJET.value == ""){
		error++;
		id.SUJET.className = 'red';	
	}
	if(id.MESSAGE.value == ""){
		error++;
		id.MESSAGE.className = 'red';
	}
	
	if(error != 0){
		var com = document.getElementById('form_message');
		com.innerHTML = "Merci de contr&ocirc;ler les champs en surbrillance";
		com.className = 'red';
		return false;	
	}	
}

function CheckEmail(field){
	
	var error = 0;
	
	if(field.value == "" || field.value.length  < 7 || field.value.indexOf("@") <= 0 || field.value.lastIndexOf(".") > (field.value.length - 3) || field.value.lastIndexOf(".") < field.value.indexOf("@")){
		error++;
	}
	if(error != 0){
		alert('Adresse Email invalide');
		field.focus();
		return false;	
	}	
}