function calcPrice(type){
    if(type == "default"){
        if(document.getElementsByName('id[0]')[0].tagName == "INPUT"){
            type="radio";
        } else {
            type="select";
        }
    }
    
    if(type == "select"){
        var key = document.getElementsByName('id[0]')[0].value + '.' +
    		document.getElementsByName('id[1]')[0].value + '.' +
    		document.getElementsByName('id[2]')[0].value + '.' +
    		document.getElementsByName('id[3]')[0].value;

        var price = option_prices[key];
        var msrp = option_msrp[key];
        if(price == 0 || price == undefined){
        	document.getElementById('price').innerHTML = '';
        }else{
        	document.getElementById('price').innerHTML = currency['text_only'] + currency_format(price);	
        }
        if(msrp == 0 || msrp == undefined){
        	document.getElementById('msrp').innerHTML = '';
        }else{
        	document.getElementById('msrp').innerHTML = currency['text_instead'] + currency_format(msrp);
        }
    } else if(type == "radio"){
        var key = "";
        var first_run = true;
        
        for(var i=0;i<4;i++){
            if(!first_run){
                key +='.';
            } else {
                first_run = false;
            }
            var elements = new Array();
            var elements = document.getElementsByName('id['+i+']');
            var found_active = false;

            for(var j=0;j<elements.length && !found_active;j++){
                var obj = document.getElementsByName('id['+i+']').item(j);
                if(obj.checked){
                    key += obj.value;
                    found_active = true;
                }
            }
            if(!found_active){
                key += 0;
            }
        }

        var price = option_prices[key];
        var msrp = option_msrp[key];
        if(price == 0 || price == undefined){
        	document.getElementById('price').innerHTML = '';
        	
        }else{
        	document.getElementById('price').innerHTML = currency['text_only'] + currency_format(price);
        	
        }
        if(msrp == 0 || msrp == undefined){
        	document.getElementById('msrp').innerHTML = '';
        }else{
        	document.getElementById('msrp').innerHTML = currency['text_instead'] + currency_format(msrp);
        }
    }
}

function currency_format(number){
    return currency['symbol_left'] + number_format(number, currency['decimals'], currency['dec_point'], currency['thousands_sep']) + currency['symbol_right'];
}

function number_format (number, decimals, dec_point, thousands_sep)
{
  var exponent = "";
  var numberstr = number.toString ();
  var eindex = numberstr.indexOf ("e");
  if (eindex > -1)
  {
    exponent = numberstr.substring (eindex);
    number = parseFloat (numberstr.substring (0, eindex));
  }

  if (decimals != null)
  {
    var temp = Math.pow (10, decimals);
    number = Math.round (number * temp) / temp;
  }
  var sign = number < 0 ? "-" : "";
  var integer = (number > 0 ?
      Math.floor (number) : Math.abs (Math.ceil (number))).toString ();

  var fractional = number.toString ().substring (integer.length + sign.length);
  dec_point = dec_point != null ? dec_point : ".";
  fractional = decimals != null && decimals > 0 || fractional.length > 1 ?
               (dec_point + fractional.substring (1)) : "";
  if (decimals != null && decimals > 0)
  {
    for (i = fractional.length - 1, z = decimals; i < z; ++i)
      fractional += "0";
  }

  thousands_sep = (thousands_sep != dec_point || fractional.length == 0) ?
                  thousands_sep : null;
  if (thousands_sep != null && thousands_sep != "")
  {
        for (i = integer.length - 3; i > 0; i -= 3)
      integer = integer.substring (0 , i) + thousands_sep + integer.substring (i);
  }

  return sign + integer + fractional + exponent;
}

window.addEvent('domready', function() {
    if(document.getElementsByName('id[0]')[0]){
        calcPrice('default');
    }
});