Killing smart quote wierdness in PHP

Function to kill some weirdness caused by copying text from Microsoft Word to a textarea using raw UTF8 char codes.

The original function was posted here.

function convert_raw_utf8_smart_quotes($string)
{
  $search = array(chr(0xe2) . chr(0x80) . chr(0x98),
                  chr(0xe2) . chr(0x80) . chr(0x99),
                  chr(0xe2) . chr(0x80) . chr(0x9c),
                  chr(0xe2) . chr(0x80) . chr(0x9d),
                  chr(0xe2) . chr(0x80) . chr(0x93),
                  chr(0xe2) . chr(0x80) . chr(0x94),
                  chr(0xe2) . chr(0x80) . chr(0xa6),
                  chr(0xe2) . chr(0x84) . chr(0xa2),
                  chr(0xc2) . chr(0xa9),
                  chr(0xc2) . chr(0xae),
                  chr(0xc2) . chr(0xa7));
 
  $replace = array('‘',
                  '’',
                  '“',
                  '”',
                  '–',
                  '—',
                  '...',
                  '™',
                  '©',
                  '®',
                  '§');
                   
  return str_replace($search, $replace, $string);
}