var LATIN_MAP = {

    'À': 'A', 'Á': 'A', 'Â': 'A', 'Ã': 'A', 'Ä': 'A', 'Å': 'A', 'Æ': 'AE', 'Ç':

    'C', 'È': 'E', 'É': 'E', 'Ê': 'E', 'Ë': 'E', 'Ì': 'I', 'Í': 'I', 'Î': 'I',

    'Ï': 'I', 'Ð': 'D', 'Ñ': 'N', 'Ò': 'O', 'Ó': 'O', 'Ô': 'O', 'Õ': 'O', 'Ö':

    'O', 'Ő': 'O', 'Ø': 'O', 'Ù': 'U', 'Ú': 'U', 'Û': 'U', 'Ü': 'U', 'Ű': 'U',

    'Ý': 'Y', 'Þ': 'TH', 'ß': 'ss', 'à':'a', 'á':'a', 'â': 'a', 'ã': 'a', 'ä':

    'a', 'å': 'a', 'æ': 'ae', 'ç': 'c', 'è': 'e', 'é': 'e', 'ê': 'e', 'ë': 'e',

    'ì': 'i', 'í': 'i', 'î': 'i', 'ï': 'i', 'ð': 'd', 'ñ': 'n', 'ò': 'o', 'ó':

    'o', 'ô': 'o', 'õ': 'o', 'ö': 'o', 'ő': 'o', 'ø': 'o', 'ù': 'u', 'ú': 'u',

    'û': 'u', 'ü': 'u', 'ű': 'u', 'ý': 'y', 'þ': 'th', 'ÿ': 'y'

}

var LATIN_SYMBOLS_MAP = {

    '©':'(c)'

}

var GREEK_MAP = {

    'α':'a', 'β':'b', 'γ':'g', 'δ':'d', 'ε':'e', 'ζ':'z', 'η':'h', 'θ':'8',

    'ι':'i', 'κ':'k', 'λ':'l', 'μ':'m', 'ν':'n', 'ξ':'3', 'ο':'o', 'π':'p',

    'ρ':'r', 'σ':'s', 'τ':'t', 'υ':'y', 'φ':'f', 'χ':'x', 'ψ':'ps', 'ω':'w',

    'ά':'a', 'έ':'e', 'ί':'i', 'ό':'o', 'ύ':'y', 'ή':'h', 'ώ':'w', 'ς':'s',

    'ϊ':'i', 'ΰ':'y', 'ϋ':'y', 'ΐ':'i',

    'Α':'A', 'Β':'B', 'Γ':'G', 'Δ':'D', 'Ε':'E', 'Ζ':'Z', 'Η':'H', 'Θ':'8',

    'Ι':'I', 'Κ':'K', 'Λ':'L', 'Μ':'M', 'Ν':'N', 'Ξ':'3', 'Ο':'O', 'Π':'P',

    'Ρ':'R', 'Σ':'S', 'Τ':'T', 'Υ':'Y', 'Φ':'F', 'Χ':'X', 'Ψ':'PS', 'Ω':'W',

    'Ά':'A', 'Έ':'E', 'Ί':'I', 'Ό':'O', 'Ύ':'Y', 'Ή':'H', 'Ώ':'W', 'Ϊ':'I',

    'Ϋ':'Y'

}

var TURKISH_MAP = {

    'ş':'s', 'Ş':'S', 'ı':'i', 'İ':'I', 'ç':'c', 'Ç':'C', 'ü':'u', 'Ü':'U',

    'ö':'o', 'Ö':'O', 'ğ':'g', 'Ğ':'G'

}

var RUSSIAN_MAP = {

    'а':'a', 'б':'b', 'в':'v', 'г':'g', 'д':'d', 'е':'e', 'ё':'yo', 'ж':'zh',

    'з':'z', 'и':'i', 'й':'j', 'к':'k', 'л':'l', 'м':'m', 'н':'n', 'о':'o',

    'п':'p', 'р':'r', 'с':'s', 'т':'t', 'у':'u', 'ф':'f', 'х':'h', 'ц':'c',

    'ч':'ch', 'ш':'sh', 'щ':'sh', 'ъ':'', 'ы':'y', 'ь':'', 'э':'e', 'ю':'yu',

    'я':'ya',

    'А':'A', 'Б':'B', 'В':'V', 'Г':'G', 'Д':'D', 'Е':'E', 'Ё':'Yo', 'Ж':'Zh',

    'З':'Z', 'И':'I', 'Й':'J', 'К':'K', 'Л':'L', 'М':'M', 'Н':'N', 'О':'O',

    'П':'P', 'Р':'R', 'С':'S', 'Т':'T', 'У':'U', 'Ф':'F', 'Х':'H', 'Ц':'C',

    'Ч':'Ch', 'Ш':'Sh', 'Щ':'Sh', 'Ъ':'', 'Ы':'Y', 'Ь':'', 'Э':'E', 'Ю':'Yu',

    'Я':'Ya'

}

var UKRAINIAN_MAP = {

    'Є':'Ye', 'І':'I', 'Ї':'Yi', 'Ґ':'G', 'є':'ye', 'і':'i', 'ї':'yi', 'ґ':'g'

}

var CZECH_MAP = {

    'č':'c', 'ď':'d', 'ě':'e', 'ň': 'n', 'ř':'r', 'š':'s', 'ť':'t', 'ů':'u',

    'ž':'z', 'Č':'C', 'Ď':'D', 'Ě':'E', 'Ň': 'N', 'Ř':'R', 'Š':'S', 'Ť':'T',

    'Ů':'U', 'Ž':'Z'

}

var POLISH_MAP = {

    'ą':'a', 'ć':'c', 'ę':'e', 'ł':'l', 'ń':'n', 'ó':'o', 'ś':'s', 'ź':'z',

    'ż':'z', 'Ą':'A', 'Ć':'C', 'Ę':'e', 'Ł':'L', 'Ń':'N', 'Ó':'o', 'Ś':'S',

    'Ź':'Z', 'Ż':'Z'

}

var LATVIAN_MAP = {

    'ā':'a', 'č':'c', 'ē':'e', 'ģ':'g', 'ī':'i', 'ķ':'k', 'ļ':'l', 'ņ':'n',

    'š':'s', 'ū':'u', 'ž':'z', 'Ā':'A', 'Č':'C', 'Ē':'E', 'Ģ':'G', 'Ī':'i',

    'Ķ':'k', 'Ļ':'L', 'Ņ':'N', 'Š':'S', 'Ū':'u', 'Ž':'Z'

}

var ALL_DOWNCODE_MAPS=new Array()

ALL_DOWNCODE_MAPS[0]=LATIN_MAP

ALL_DOWNCODE_MAPS[1]=LATIN_SYMBOLS_MAP

ALL_DOWNCODE_MAPS[2]=GREEK_MAP

ALL_DOWNCODE_MAPS[3]=TURKISH_MAP

ALL_DOWNCODE_MAPS[4]=RUSSIAN_MAP

ALL_DOWNCODE_MAPS[5]=UKRAINIAN_MAP

ALL_DOWNCODE_MAPS[6]=CZECH_MAP

ALL_DOWNCODE_MAPS[7]=POLISH_MAP

ALL_DOWNCODE_MAPS[8]=LATVIAN_MAP

var Downcoder = new Object();

Downcoder.Initialize = function()

{

    if (Downcoder.map) // already made

        return ;

    Downcoder.map ={}

    Downcoder.chars = '' ;

    for(var i in ALL_DOWNCODE_MAPS)

    {

        var lookup = ALL_DOWNCODE_MAPS[i]

        for (var c in lookup)

        {

            Downcoder.map[c] = lookup[c] ;

            Downcoder.chars += c ;

        }

     }

    Downcoder.regex = new RegExp('[' + Downcoder.chars + ']|[^' + Downcoder.chars + ']+','g') ;

}

downcode= function( slug )

{

    Downcoder.Initialize() ;

    var downcoded =""

    var pieces = slug.match(Downcoder.regex);

    if(pieces)

    {

        for (var i = 0 ; i < pieces.length ; i++)

        {

            if (pieces[i].length == 1)

            {

                var mapped = Downcoder.map[pieces[i]] ;

                if (mapped != null)

                {

                    downcoded+=mapped;

                    continue ;

                }

            }

            downcoded+=pieces[i];

        }

    }

    else

    {

        downcoded = slug;

    }

    return downcoded;

}

function URLify(s, num_chars) {

    // changes, e.g., "Petty theft" to "petty_theft"

    // remove all these words from the string before urlifying

    s = downcode(s);

    removelist = ["a", "an", "as", "at", "before", "but", "by", "for", "from",

                  "is", "in", "into", "like", "of", "off", "on", "onto", "per",

                  "since", "than", "the", "this", "that", "to", "up", "via",

                  "with"];

    r = new RegExp('\\b(' + removelist.join('|') + ')\\b', 'gi');

    s = s.replace(r, '');

    // if downcode doesn't hit, the char will be stripped here

    s = s.replace(/[^-\w\s]/g, '');  // remove unneeded chars

    s = s.replace(/^\s+|\s+$/g, ''); // trim leading/trailing spaces

    s = s.replace(/[-\s]+/g, '-');   // convert spaces to hyphens

    s = s.toLowerCase();             // convert to lowercase

    return s.substring(0, num_chars);// trim to first num_chars chars

}