分享字节

@@ -201,7 +201,7 @@
     //构造分享信息
     var shareTitle = $('.title').text();
     var shareImg = $(".share").attr("cover-url");
-    var shareDesc = cutString($(".share").attr("desc"),56);
+    var shareDesc = cutString($(".share").attr("desc"),53);
     var shareLink = $(".share").attr("data-link");
     /*
      * 微信分享