if (is_array($currency))
{
$c_char = '<img src="http://1.bp.blogspot.com/-FO4PJ6WqyOs/U6vCv7dHQII/AAAAAAAAAE8/IZDbsQrS7gM/s1600/rupee-symbal2.png">';
$c_format = $currency['format'];
$c_decimals = (int)$currency['decimals'] * _PS_PRICE_DISPLAY_PRECISION_;
$c_blank = $currency['blank'];
}
elseif (is_object($currency))
{
$c_char = '<img src="http://2.bp.blogspot.com/--2cHjt0aEWA/U6vCv7CKSEI/AAAAAAAAAE4/YJTt14ufuJw/s1600/rupees-symbol3.png">';
$c_format = $currency->format;
$c_decimals = (int)$currency->decimals * _PS_PRICE_DISPLAY_PRECISION_;
$c_blank = $currency->blank;
}
else
return false;
put this code under the line public static function displayPrice($price, $currency = NULL, $no_utf8 = false)
work in PS v 1.6