一个基于jquey的自动完成与分页(2)

 41         $(this).trigger('keyup');
 42     });
 43     $('#keyword').keyup(function(e) {
 44
 45         if ($(this).val().trim() && $(this).val() == lastVal) return;
 46         lastVal = $(this).val();
 47
 48         $('.autocompletelist span').remove();
 49         // 自动完成下拉列表定位
 50         var pos = $('#keyword').position();
 51         $autocompletelist.css({
 52             left: pos.left,
 53             top: pos.top + $('#keyword').height()
 54         });
 55         $autocompletelist.empty();
 56         $autocompletelist.show();
 57         // 获取自动完成信息
 58         if ($('#keyword').val()) {
 59             // 加上时间戳，以防止读取缓存数据
 60             $.getJSON('autoComplete', 'keyword=' + encodeURIComponent($('#keyword').val())+'&dt='+encodeURIComponent($.now()),
 61             function(data) {
 62                 var suggestion = data.suggestion;
 63                 var len = suggestion.length;
 64                 if (len == 0) return;
 65                 var items = suggestion.items;
 66                 for(var i=0;i<len;i++){
 67                     var k = '<em class="k">' + items[i].keyword + '</em>';
 68                     var r = '<em class="r">约 ' + items[i].results + ' 结果</em>';