Remove “+$” or “-$” price value in the drop down in configurable product

If you want to remove "+$" or "-$" price value in the drop down in configurable product.

STEP 1

app/code/core/Mage/Catalog/Block/Product/View/Type/ Configurable.php

change this line

'template'  => str_replace('%s', '#{price}', $store->getCurrentCurrency()->getOutputFormat()),

TO

'template'          => Mage::helper('catalog')->__(''),

STEP 2

js/varien/product.js

change this function

formatPrice: function(price, showSign){ 
    var str = ''; 
    price = parseFloat(price); 
    if(showSign){ 
    if(price<0){ 
    str+= '-'; 
    price = -price; 
    } 
    else{ 
    str+= '+'; 
    } 
} 

TO

formatPrice: function(price, showSign){ 
var str = ''; 
price = parseFloat(price); 
if(showSign){ 
if(price < 0){ 
str+= ''; 
price = -price; 
} 
else{ 
str+= ''; 
} 
}