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 = '€51.34';
  document.getElementById('pill1price1').innerHTML = '€0.86';
  document.getElementById('save1').innerHTML = '€0.00';

  document.getElementById('price2').innerHTML = '€84.04';
  document.getElementById('pill1price2').innerHTML = '€0.70';
  document.getElementById('save2').innerHTML = '€18.64';

  document.getElementById('price3').innerHTML = '€121.41';
  document.getElementById('pill1price3').innerHTML = '€0.67';
  document.getElementById('save3').innerHTML = '€32.61';

  document.getElementById('price6').innerHTML = '€224.19';
  document.getElementById('pill1price6').innerHTML = '€0.47';
  document.getElementById('save6').innerHTML = '€186.53';

  document.getElementById('price9').innerHTML = '€326.96';
  document.getElementById('pill1price9').innerHTML = '€0.46';
  document.getElementById('save9').innerHTML = '€289.12';
  
  document.getElementById('shipd2').innerHTML = '€23.31';

  if(qty == 6 || qty == 9) {
	document.getElementById('shipd1').innerHTML='€0.00';
  } else {
	document.getElementById('shipd1').innerHTML = '€13.97';
  }

  return true;
}

function toDollar()
{

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

  document.getElementById('price1').innerHTML = '$54.95';
  document.getElementById('pill1price1').innerHTML = '$0.92';
  document.getElementById('save1').innerHTML = '$0';

  document.getElementById('price2').innerHTML = '$89.95';
  document.getElementById('pill1price2').innerHTML = '$0.75';
  document.getElementById('save2').innerHTML = '$19.95';

  document.getElementById('price3').innerHTML = '$129.95';
  document.getElementById('pill1price3').innerHTML = '$0.72';
  document.getElementById('save3').innerHTML = '$34.90';

  document.getElementById('price6').innerHTML = '$239.95';
  document.getElementById('pill1price6').innerHTML = '$0.50';
  document.getElementById('save6').innerHTML = '$199.65';

  document.getElementById('price9').innerHTML = '$349.95';
  document.getElementById('pill1price9').innerHTML = '$0.49';
  document.getElementById('save9').innerHTML = '$309.45';

  
  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= '€13.97';
    }
}

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!');
}