Description:
------------
ucwords() - Uppercase the first character of each word in a string - doesn't work with UTF-8 Cyrillic text.

http://cs10006.vk.com/u17937332/128685919/y_64c60ec2.jpg

Test script:
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<?php
    header('Content-Type: text/html; charset=utf-8');

    echo ucwords('test test test');  //Test Test Test

    echo ucwords('тест тест тест');  //тест тест тест
?>

<?php
    header('Content-Type: text/html; charset=windows-1251');
    //phpinfo();
    echo ucwords('test test test');  //Test Test Test
    echo "<br>";
    echo ucwords('тест тест тест');  //Тест Тест Тест
?>