function verif_ecard(){
	input_list = doc('ecard').getElementsByTagName("input");
	for(val in input_list){
		if(input_list[val].id != undefined){
			if(P6_validation.invalid.length>0){
				doc("result_ecard").innerHTML="Veuillez renseigner tous les champs.";
				doc("result_ecard").style.color="red";
				return false;
			}
		}
	}
	doc('ecard').submit();
}

function check_imc(){
	if(doc('weight').value.length==0){
		doc('res_weight').style.color="red";
		doc('res_weight').innerHTML="Veuillez renseigner ce champs";
		return false;
	}
	if(doc('height').value.length==0){
		doc('res_height').style.color="red";
		doc('res_height').innerHTML="Veuillez renseigner ce champs";
		return false;
	}
	doc('imc_form').submit();
}