jQuery按照汉语字母首字母排序来检索对应的中文汉字，因为固有的jQuery字母排序插件ListNav不支持中文，比较头疼，最后找到一个取中文首字母的JS函数，再配合ListNav，很好的解决了中文按拼音首字母进行排序的功能。(jQuery Chinese letters are sorted by the first letter to retrieve the corresponding Chinese characters, because of the inherent alphabetically jQuery plugin ListNav does not support Chinese, headache, and finally found one to take Chinese initials JS function, together with ListNav, a good solution to the Chinese press the first letter of alphabet sorting function.)