Один из вариантов решения на PHP
CODE
function translit($string) {
$string = ereg_replace("А","A",$string);
$string = ereg_replace("Б","B",$string);
$string = ereg_replace("В","V",$string);
$string = ereg_replace("Г","G",$string);
$string = ereg_replace("Д","D",$string);
$string = ereg_replace("Е","E",$string);
$string = ereg_replace("Ё","JO",$string);
$string = ereg_replace("Ж","ZH",$string);
$string = ereg_replace("З","Z",$string);
$string = ereg_replace("И","I",$string);
$string = ereg_replace("Й","J",$string);
$string = ereg_replace("К","K",$string);
$string = ereg_replace("Л","L",$string);
$string = ereg_replace("М","M",$string);
$string = ereg_replace("Н","N",$string);
$string = ereg_replace("О","O",$string);
$string = ereg_replace("П","P",$string);
$string = ereg_replace("Р","R",$string);
$string = ereg_replace("С","S",$string);
$string = ereg_replace("Т","T",$string);
$string = ereg_replace("У","U",$string);
$string = ereg_replace("Ф","F",$string);
$string = ereg_replace("Х","X",$string);
$string = ereg_replace("Ц","C",$string);
$string = ereg_replace("Ч","CH",$string);
$string = ereg_replace("Ш","SH",$string);
$string = ereg_replace("Щ","SCH",$string);
$string = ereg_replace("Ъ","`",$string);
$string = ereg_replace("Ы","Y",$string);
$string = ereg_replace("Ь","'",$string);
$string = ereg_replace("Э","JE",$string);
$string = ereg_replace("Ю","JU",$string);
$string = ereg_replace("Я","JA",$string);
$string = ereg_replace("а","a",$string);
$string = ereg_replace("б","b",$string);
$string = ereg_replace("в","v",$string);
$string = ereg_replace("г","g",$string);
$string = ereg_replace("д","d",$string);
$string = ereg_replace("е","e",$string);
$string = ereg_replace("ё","jo",$string);
$string = ereg_replace("ж","zh",$string);
$string = ereg_replace("з","z",$string);
$string = ereg_replace("и","i",$string);
$string = ereg_replace("й","j",$string);
$string = ereg_replace("к","k",$string);
$string = ereg_replace("л","l",$string);
$string = ereg_replace("м","m",$string);
$string = ereg_replace("н","n",$string);
$string = ereg_replace("о","o",$string);
$string = ereg_replace("п","p",$string);
$string = ereg_replace("р","r",$string);
$string = ereg_replace("с","s",$string);
$string = ereg_replace("т","t",$string);
$string = ereg_replace("у","u",$string);
$string = ereg_replace("ф","f",$string);
$string = ereg_replace("х","x",$string);
$string = ereg_replace("ц","c",$string);
$string = ereg_replace("ч","ch",$string);
$string = ereg_replace("ш","sh",$string);
$string = ereg_replace("щ","sch",$string);
$string = ereg_replace("ъ","`",$string);
$string = ereg_replace("ы","y",$string);
$string = ereg_replace("ь","'",$string);
$string = ereg_replace("э","je",$string);
$string = ereg_replace("ю","ju",$string);
$string = ereg_replace("я","ja",$string);
return $string;
}
Если чем поможет...