slug strings

slugify.js

(function ( global, undefined ) {
    function slugify ( str ) {
        return str
            .toLowerCase()
            .replace( /á|à|â|ã/g, 'a' )
            .replace( /é|è|ê/g,   'e' )
            .replace( /í|ì|î/g,   'i' )
            .replace( /ó|ò|ô|õ/g, 'o' )
            .replace( /ú|ù|û/g,   'u' )
            .replace( /ç/g ,      'c' )
            .replace( /\s+/g,     '_' )
            .replace( /\W/g,      ''  )
            .replace( /_+/g,      '-' )
            .replace( /^-|-$/g,   ''  );
    }
    global.slugify = global.slugify || slugify;
} ( this ));