Crop string by width and word and append " ...".

stringWidth stringWordCrop

    // http://stackoverflow.com/questions/118241/calculate-text-width-with-javascript
    function stringWidth(s, className) {
        var c = className || "",
        o = $('<div class="' + c + '">' + s + '</div>')
                .css({'position': 'absolute', 'float': 'left', 'white-space': 'nowrap', 'visibility': 'hidden'})
                .appendTo($('body')),
        w = o.width();

        o.remove();

        return w;
    }

    function cortaNome(nome) {
        if (!nome) {
            return "";
        }
        var nomeW = stringWidth(nome);
        var lastIndex;
        var containerW = $('.page-ranking .nome:first').width() || 224;

        if (nomeW < containerW) { // tamanho da td
            return nome;
        }

        while (nomeW >= containerW) {
            lastIndex = nome.lastIndexOf(" ");

            nome = nome.substring(0, lastIndex);
            nomeW = stringWidth( nome + " ...");
        }
        return nome + " ...";
    }