var array_size=new Array();

    
var ubound_size = 1;
    
        array_size[0] = new Array(2);
        array_size[0][0] = 'Large';
        array_size[0][1] = 4;
    
        array_size[1] = new Array(2);
        array_size[1][0] = 'Medium';
        array_size[1][1] = 0;
    
var base_price = 48.95;

function toggleText() {
    if (document.getElementById("more_text").style.display == 'block') {
        document.getElementById("more_text").style.display = 'none';
    }
    else {
        document.getElementById("more_text").style.display = 'block';
    }
}

function CurrencyFormatted(amount) {
var i = parseFloat(amount);
if(isNaN(i)) { i = 0.00; }
var minus = '';
if(i < 0) { minus = '-'; }
i = Math.abs(i);
i = parseInt((i + .005) * 100);
i = i / 100;
s = new String(i);
if(s.indexOf('.') < 0) { s += '.00'; }
if(s.indexOf('.') == (s.length - 2)) { s += '0'; }
s = minus + s;
return s;
}


function getListPice(list_array,item,ubound) {
var return_item = 0;

for (i=0;i<=ubound;i=i+1) {
    if (list_array[i][0]==item) {
        return_item = list_array[i][1];
    }
}
return return_item;
}

function calculatePrice() {
var temp_option
var quantity = document.getElementById('quantity').value;
var total = base_price;



    temp_option = document.getElementById('list_size').value;
    total = total + getListPice(array_size,temp_option,ubound_size);


total = total * quantity;

document.getElementById('price').innerHTML = '£' + CurrencyFormatted(total);
}

addEvent(window, 'load', calculatePrice, false);

function addEvent(obj, evType, fn, useCapture){
if (obj.addEventListener){
obj.addEventListener(evType, fn, useCapture);
return true;
} else if (obj.attachEvent){
var r = obj.attachEvent("on"+evType, fn);
return r;
} else {
alert("Handler could not be attached");
}
}