function sentence(fml) {
    var pattern = /(\w)(\w*)/; 
    var a = fml.value.split(/\s+/g); 
    for (i = 0 ; i < a.length ; i ++ ) {
        var parts = a[i].match(pattern);
        var firstLetter = parts[1].toUpperCase();
        var restOfWord = parts[2].toLowerCase();
             a[i] = firstLetter + restOfWord;
    }
    fml.value = a.join(' ');
}