Magento Helper

Open  code/core/Mage/Directory/Model/Currency.php  Find the following :-  public  function  format( $price ,  $options = array() ,  $includeContainer  =  true ,  $addBrackets  =   false )     {          return   $this -> formatPrecision( $price , 2,  $options ,  $includeContainer ,  $addBrackets );     } on line no 194 change this code to:-  public  function  format( $price ,  $options = array() ,  $includeContainer  =  true ,  $addBrackets  =   false )     {          return   $this -> formatPrecision( $price , 0,  $options ,  $includeContainer ,  $addBrackets );     }