jQuery實作文本框Enter鍵轉tab鍵

 <script type="text/javascript">

        //功能：将Enter鍵轉tab鍵

        jquery(function () {

            jquery('input:text:first').focus();

            var $inp = jquery('input:text');

            $inp.bind('keydown', function (e) {

                var key = e.which;

                if (key == 13) {

                    e.preventdefault();

                    var nxtidx = $inp.index(this) + 1;

                    jquery(":input:text:eq(" + nxtidx + ")").focus();

                }

            });

        });    

    </script>