function lignes_affiche(ligne) {
	objNav_to_open = document.getElementById(ligne);
	if (objNav_to_open != null) {
		if (objNav_to_open.style.display=="none") {
			objNav_to_open.style.display="";
		} else {
			objNav_to_open.style.display="none";
		}
	}
}


function lignes_affiche_pro(ligne,fleche,fond) {
	objNav_to_open = document.getElementById(ligne);
	if (objNav_to_open != null) {
		if (objNav_to_open.style.display=="none") {
			objNav_to_open.style.display="";
			document.getElementById(fleche).src='/images/fleche2.gif';
			document.getElementById(fleche).width=10;
			document.getElementById(fleche).height=20;
			document.getElementById(fond).style.backgroundColor="#6e6e6e";
		} else {
			objNav_to_open.style.display="none";
			document.getElementById(fleche).src='/images/fleche.gif';
			document.getElementById(fleche).width=15;
			document.getElementById(fleche).height=20;
			document.getElementById(fond).style.backgroundColor="#3f3f3f";
		}
	}
}

function calcul_totaux(){
	var mes_inputs;
	var total = 0;
	var recap = '';
	mes_inputs = document.getElementsByTagName('input');
	for(var i=0; i<mes_inputs.length; i++){
		if(mes_inputs[i].value >0 && mes_inputs[i].name.substr(0,4) == 'qte_'){
			var name_champ_prix = 'prix_'+mes_inputs[i].name.substring(4);
			var name_champ_prod =  'prod_'+mes_inputs[i].name.substring(4);
			//alert(name_champ_prix);
			recap += "- "+document.getElementById(name_champ_prod).value+' (qte : '+document.getElementById(mes_inputs[i].name).value+')<br/>';
			if(document.getElementById(name_champ_prix).value.replace(",",".") > 0){
				var prix_produit = document.getElementById(name_champ_prix).value.replace(",",".");
				total += prix_produit*mes_inputs[i].value;
			}
		}
	}
	
	document.getElementById('total_commande').value = Math.round((total*1)*100)/100;
	
	document.getElementById('recap').innerHTML = recap;
}

function limite(textarea, max,champ){
    if(textarea.value.length >= max)    {
        textarea.value = textarea.value.substring(0,max);
    }
    var reste = max - textarea.value.length;
    var affichage_reste =  reste +' caract&egrave;res restants';
    document.getElementById(champ).innerHTML = affichage_reste;
}