diff --git a/fir_client/src/utils/index.js b/fir_client/src/utils/index.js
index 776ec09..7668ab5 100644
--- a/fir_client/src/utils/index.js
+++ b/fir_client/src/utils/index.js
@@ -1,6 +1,6 @@
 //滚动条在Y轴上的滚动距离
 export function getScrollTop(){
-    var scrollTop = 0, bodyScrollTop = 0, documentScrollTop = 0;
+    let scrollTop = 0, bodyScrollTop = 0, documentScrollTop = 0;
     if(document.body){
         bodyScrollTop = document.body.scrollTop;
     }
@@ -8,14 +8,15 @@ export function getScrollTop(){
         documentScrollTop = document.documentElement.scrollTop;
     }
     scrollTop = (bodyScrollTop - documentScrollTop > 0) ? bodyScrollTop : documentScrollTop;
-    return Math.ceil(scrollTop);
+    // return Math.ceil(scrollTop);
+    return scrollTop;
 }
 
 
 
 //文档的总高度
 export function getScrollHeight(){
-    var scrollHeight = 0, bodyScrollHeight = 0, documentScrollHeight = 0;
+    let scrollHeight = 0, bodyScrollHeight = 0, documentScrollHeight = 0;
     if(document.body){
         bodyScrollHeight = document.body.scrollHeight;
     }
@@ -30,7 +31,7 @@ export function getScrollHeight(){
 
 //浏览器视口的高度
 export function getWindowHeight(){
-    var windowHeight = 0;
+    let windowHeight = 0;
     if(document.compatMode === "CSS1Compat"){
         windowHeight = document.documentElement.clientHeight;
     }else{
diff --git a/fir_ser/api/views/download.py b/fir_ser/api/views/download.py
index b58ddee..5c9bc5d 100644
--- a/fir_ser/api/views/download.py
+++ b/fir_ser/api/views/download.py
@@ -66,6 +66,8 @@ class DownloadView(APIView):
                         name = apprelease_obj.app_id.name
                         ios_plist_bytes = make_resigned(bin_url,img_url,bundle_id,bundle_version,name)
                         response = FileResponse(ios_plist_bytes)
+                        response['content_type'] = "text/xml"
+
 
                     else:
 
@@ -74,7 +76,7 @@ class DownloadView(APIView):
 
                         file_path = os.path.join(settings.MEDIA_ROOT,"apps","%s"%(release_id+"."+app_type))
                         response = FileResponse(open(file_path, 'rb'))
-                    response['content_type'] = "application/octet-stream"
+                        response['content_type'] = "application/octet-stream"
                     response['Content-Disposition'] = 'attachment; filename=' + os.path.basename(file_path)
                     return response
                 except Exception: