Функция перевода из Win в Utf и наоборот

function utf_to_win($str){
$str=strtr($str,array("Р°"=>"а","Р±"=>"б","РІ"=>"в","Рі"=>"г","Рґ"=>"д","Рµ"=>"е","С‘"=>"ё","Р¶"=>"ж","Р·"=>"з","Рё"=>"и","Р№"=>"й","Рє"=>"к","Р»"=>"л","Рј"=>"м","РЅ"=>"н","Рѕ"=>"о","Рї"=>"п","СЂ"=>"р","СЃ"=>"с","С‚"=>"т","Сѓ"=>"у","С„"=>"ф","С…"=>"х","С†"=>"ц","С‡"=>"ч","С€"=>"ш","С‰"=>"щ","СЉ"=>"ъ","С‹"=>"ы","СЊ"=>"ь","СЌ"=>"э","СЋ"=>"ю","СЏ"=>"я",
"Рђ"=>"А","Р‘"=>"Б","Р’"=>"В","Р“"=>"Г","Р”"=>"Д","Р•"=>"Е","РЃ"=>"Ё","Р–"=>"Ж","Р—"=>"З","Р˜"=>"И","Р™"=>"Й","Рљ"=>"К","Р›"=>"Л","Рњ"=>"М","Рќ"=>"Н","Рћ"=>"О","Рџ"=>"П","Р*"=>"Р","РЎ"=>"С","Рў"=>"Т","РЈ"=>"У","Р¤"=>"Ф","РҐ"=>"Х","Р¦"=>"Ц","Р§"=>"Ч","РЁ"=>"Ш","Р©"=>"Щ","РЄ"=>"Ъ","Р«"=>"Ы","Р¬"=>"Ь","Р*"=>"Э","Р®"=>"Ю","РЇ"=>"Я"));
 return $str;
}

function win_to_utf($str){
$str=strtr($str,array("а"=>"Р°","б"=>"Р±","в"=>"РІ","г"=>"Рі","д"=>"Рґ","е"=>"Рµ","ё"=>"С‘","ж"=>"Р¶","з"=>"Р·","и"=>"Рё","й"=>"Р№","к"=>"Рє","л"=>"Р»","м"=>"Рј","н"=>"РЅ","о"=>"Рѕ","п"=>"Рї","р"=>"СЂ","с"=>"СЃ","т"=>"С‚","у"=>"Сѓ","ф"=>"С„","х"=>"С…","ц"=>"С†","ч"=>"С‡","ш"=>"С€","щ"=>"С‰","ъ"=>"СЉ","ы"=>"С‹","ь"=>"СЊ","э"=>"СЌ","ю"=>"СЋ","я"=>"СЏ",
"А"=>"Рђ","Б"=>"Р‘","В"=>"Р’","Г"=>"Р“","Д"=>"Р”","Е"=>"Р•","Ё"=>"РЃ","Ж"=>"Р–","З"=>"Р—","И"=>"Р˜","Й"=>"Р™","К"=>"Рљ","Л"=>"Р›","М"=>"Рњ","Н"=>"Рќ","О"=>"Рћ","П"=>"Рџ","Р"=>"Р*","С"=>"РЎ","Т"=>"Рў","У"=>"РЈ","Ф"=>"Р¤","Х"=>"РҐ","Ц"=>"Р¦","Ч"=>"Р§","Ш"=>"РЁ","Щ"=>"Р©","Ъ"=>"РЄ","Ы"=>"Р«","Ь"=>"Р¬","Э"=>"Р*","Ю"=>"Р®","Я"=>"РЇ"));
 return $str;
}