// JavaScript Document
window.onload = function() {
	
	var knapp = document.getElementById("knappen");
	
	knapp.onclick = function() {

	if (document.myform.radioknapp[0].checked == false && document.myform.radioknapp[1].checked == false && document.myform.radioknapp[2].checked == false && document.myform.radioknapp[3].checked == false)
	{
	alert("Please select your shipping destination.");
	return false;
	}

	if (document.myform.radioknapp[0].checked == true)
 	{
 	document.myform.amount.value = 299;
 	document.myform.currency_code.value = "SEK";
	 }
 
	if (document.myform.radioknapp[1].checked == true)
 	{
 	document.myform.amount.value = 30;
 	document.myform.currency_code.value = "EUR";
 	}
 
	if (document.myform.radioknapp[2].checked == true)
 	{
 	document.myform.amount.value = 40;
 	document.myform.currency_code.value = "USD";
 	}
 
	if (document.myform.radioknapp[3].checked == true)
 	{
 	document.myform.amount.value = 4000;
 	document.myform.currency_code.value = "JPY";
 	} 

}

}