update RAF

@@ -160,6 +160,48 @@ $header.on('touchstart', 'a', function() {
     $(this).removeClass('highlight');
 });
 
+(function() {
+    var lastTime = 0;
+    var prefixes = 'webkit moz ms o'.split(' ');
+
+    var requestAnimationFrame = window.requestAnimationFrame;
+    var cancelAnimationFrame = window.cancelAnimationFrame;
+
+    var prefix;
+
+    //通过遍历各浏览器前缀，来得到requestAnimationFrame和cancelAnimationFrame在当前浏览器的实现形式
+    for( var i = 0; i < prefixes.length; i++ ) {
+        if ( requestAnimationFrame && cancelAnimationFrame ) {
+            break;
+        }
+        prefix = prefixes[i];
+        requestAnimationFrame = requestAnimationFrame || window[ prefix + 'RequestAnimationFrame' ];
+        cancelAnimationFrame  = cancelAnimationFrame  || window[ prefix + 'CancelAnimationFrame' ] || window[ prefix + 'CancelRequestAnimationFrame' ];
+    }
+
+    //如果当前浏览器不支持requestAnimationFrame和cancelAnimationFrame，则会退到setTimeout
+    if ( !requestAnimationFrame || !cancelAnimationFrame ) {
+        requestAnimationFrame = function( callback, element ) {
+            var currTime = new Date().getTime();
+
+            //为了使setTimteout的尽可能的接近每秒60帧的效果
+            var timeToCall = Math.max( 0, 16 - ( currTime - lastTime ) );
+            var id = window.setTimeout( function() {
+                callback( currTime + timeToCall );
+            }, timeToCall );
+            lastTime = currTime + timeToCall;
+            return id;
+        };
+
+        cancelAnimationFrame = function( id ) {
+            window.clearTimeout( id );
+        };
+    }
+
+    window.requestAnimationFrame = requestAnimationFrame;
+    window.cancelAnimationFrame = cancelAnimationFrame;
+}());
+
 
 //暴露公共接口
 window.cookie = cookie;

@@ -2,4 +2,69 @@
  *  商品详情
  * @author: liangzhifeng<zhifeng.liang@yoho.cn>
  * @date: 2015/11/18
- */
\ No newline at end of file
+ */
+var $ = require('jquery'),
+    Hammer = require('yoho.hammer'),
+    tip = require('../plugin/tip'),
+    loading = require('../plugin/loading'),
+    lazyLoad = require('yoho.lazyload');
+
+var loading = require('../../plugin/loading');
+
+var navHammer,
+    winH = $(window).height(),
+    searching = false,
+    num,
+    url;
+
+function scrollHandler() {
+    if ($(window).scrollTop() + winH >= $(document).height() - 50) {
+        //search();
+    }
+}
+
+function search() {
+    if (searching) {
+        return;
+    }
+    searching = true;
+
+    loading.showLoadingMask();
+
+    //num = $goodList.find('.good-info').length;
+    $.ajax({
+        type: 'GET',
+        url: url,
+        data: {
+            page: page + 1
+        },
+        success: function(data) {
+
+            num = $goodList.find('.good-info').length;
+
+            $goodList.append(data);
+
+            // 2015/10/31 fei.hong: 修复第一页分页不显示图片的问题
+            if (num === 0) {
+                lazyLoad($goodList.find('.good-info').find('img.lazy'));
+            } else {
+                lazyLoad($goodList.find('.good-info:gt(' + (num - 1) + ')').find('img.lazy'));
+            }
+
+            searching = false;
+            loading.hideLoadingMask();
+            page++;
+        },
+        error: function() {
+            tip.show('网络断开连接了~');
+            searching = false;
+            loading.hideLoadingMask();
+        }
+    });
+}
+
+//srcoll to load more
+$(window).scroll(function () {
+    window.requestAnimationFrame(scrollHandler);
+});
+