String mKeyWord = "关键词";
            String name = "带关键词的标题";
            if (name != null && name.contains(mKeyWord)) {
                int index = name.indexOf(mKeyWord);
                int len = mKeyWord.length();
                Spanned temp = Html.fromHtml(name.substring(0, index)
                        + "<font color=#FF0000>"
                        + name.substring(index, index + len) + "</font>"
                        + name.substring(index + len, name.length()));

                title.setText(temp);
            } else {
                title.setText(name);
            }