var RADIO_OFFERS = {
	'cd+shirt+usa' : {aId:772,cId:10144991,persist:true},	
	'lp+shirt+usa' : {aId:772,cId:10145356,persist:true},
	'mp3+shirt+usa' : {aId:772,cId:10145033,persist:true},
	'flac+shirt+usa' : {aId:772,cId:10145290,persist:true},
	'cd+shirt+eur' : {aId:772,cId:10144993,persist:true},
	'lp+shirt+eur' : {aId:772,cId:10145358,persist:true},	
	'mp3+shirt+eur' : {aId:772,cId:10145361,persist:true},
	'flac+shirt+eur' : {aId:772,cId:10145991,persist:true}	
};
function radioValue (radioGroup) {	
	if (radioGroup)
	{
    	    for (var i = 0; i < radioGroup.length; i++)
        	{
            	if (radioGroup[i].checked)
	            {
    	            var retVal = radioGroup[i].value;
        	    radioGroup = null;
            	    return retVal;
	            }
    	    	}
	}
	return null;
};
function radioSelect (formRef) {
	var radios = formRef;	
	var value = radioValue(radios);
	if (value === null) {
	        alert("Please select a package.");
	}
	var initHash = RADIO_OFFERS[value];
    	if (initHash) {
	        TSPurchase.load(initHash);
	}
}