function changeAmount(product, amount){
$_SESSION['cart'][product] = amount;
document.getElementById('basketcost').innerHTML='Организация';
}

function refreshBasket(){

document.getElementById('basketcost').innerHTML='Организация';

}


function showDelivery(){

var vDost=document.userform.delivery.value;


visibled("inPostInd", false);
visibled("inStreet", false);
visibled("inTel", false);

if (vDost == 1) {visibled("inPostInd", true); visibled("inStreet", true);}
if (vDost == 2) {visibled("inTel", true);}
if (vDost == 3) {visibled("inTel", true);}
if (vDost == 4) {visibled("inTel", true);}
}


function visibled(id,a){
  var mode; 
  if(a==true) 
    mode=""; 
  else 
    mode="none";
  document.getElementById(id).style.display=mode;
}

function add_to_basket(art,ret) {
	if (ret!='') { ret='&back=goodspage'; }
	window.location.href='to_basket.php?art='+art+ret+'&count='+window.prompt('Введите необходимое количество единиц товара');
}

function refresh_cost() {
  document.getElementById('basketcost').innerHTML='4';
}