var validCoupons= new Array();
validCoupons["HBC10"] = 0.1;
validCoupons["SAVE10NOW"] = 0.1;
validCoupons["CCONE"] = 0.1;
validCoupons["save10now"] = 0.1;
validCoupons["ccone"] = 0.1;
validCoupons["SPECIALCUSTOMER"] = 0.1;

function toEuro()
{

  document.getElementById('currency').value = 'euro';
  var qty = document.getElementById('quantity').value;

  document.getElementById('price1').innerHTML = '€46.65';
  document.getElementById('pill1price1').innerHTML = '€0.78';
  document.getElementById('save1').innerHTML = '€0.00';

  document.getElementById('price2').innerHTML = '€84.01';
  document.getElementById('pill1price2').innerHTML = '€0.70';
  document.getElementById('save2').innerHTML = '€9.29';

  document.getElementById('price3').innerHTML = '€102.69';
  document.getElementById('pill1price3').innerHTML = '€0.57';
  document.getElementById('save3').innerHTML = '€37.27';

  document.getElementById('price6').innerHTML = '€140.05';
  document.getElementById('pill1price6').innerHTML = '€0.29';
  document.getElementById('save6').innerHTML = '€233.17';

  
  document.getElementById('shipd2').innerHTML = '€23.30';

  if(qty == 6 || qty == 9) {
	document.getElementById('shipd1').innerHTML='€0.00';
  } else {
	document.getElementById('shipd1').innerHTML = '€13.96';
  }

  return true;
}

function toDollar()
{

  document.getElementById('currency').value = 'dollar';
  var qty = document.getElementById('quantity').value;

  document.getElementById('price1').innerHTML = '$49.95';
  document.getElementById('pill1price1').innerHTML = '$0.83';
  document.getElementById('save1').innerHTML = '$0';

  document.getElementById('price2').innerHTML = '$89.95';
  document.getElementById('pill1price2').innerHTML = '$0.75';
  document.getElementById('save2').innerHTML = '$9.95';

  document.getElementById('price3').innerHTML = '$109.95';
  document.getElementById('pill1price3').innerHTML = '$0.61';
  document.getElementById('save3').innerHTML = '$39.90';

  document.getElementById('price6').innerHTML = '$149.95';
  document.getElementById('pill1price6').innerHTML = '$0.31';
  document.getElementById('save6').innerHTML = '$249.65';


  
  document.getElementById('shipd2').innerHTML = '$24.95';

  if(qty == 6 || qty == 9) {
	document.getElementById('shipd1').innerHTML='$0.00';
  } else {
	document.getElementById('shipd1').innerHTML = '$14.95';
  }

  return true;
  
}

function setQuantity(qty)
{
    document.getElementById('quantity').value=qty;
    var currency = document.getElementById('currency').value;

    if(qty == 6 || qty == 9) {
	if(currency == 'dollar')
	  document.getElementById('shipd1').innerHTML='$0.00';
	else 
	  document.getElementById('shipd1').innerHTML='€0.00';
    } else {
	if(currency == 'dollar')
	  document.getElementById('shipd1').innerHTML='$14.95';
	else 
	  document.getElementById('shipd1').innerHTML= '€13.96';
    }
}

function applyCoupon()
{
  var coupon = document.getElementById('coupon_code').value;
  var coupon_applied = false;
  
  for (var i in validCoupons) {
    if(i == coupon) {
      var couponVal = validCoupons[i]*100;
      document.getElementById('couponspan').innerHTML = '<span class="darkgreentext">You have availed '+couponVal+'% discount!</span>';
      document.getElementById('coupon').value = (1-validCoupons[i]);
      document.getElementById('coupon_code_hidden').value = i;
      coupon_applied = true;
    }
  }

  if (!coupon_applied)
    alert('Invalid coupon!');
}