diff --git a/base/context_processors.py b/base/context_processors.py
index dc9ae46e35..4546ad231d 100644
--- a/base/context_processors.py
+++ b/base/context_processors.py
@@ -7,7 +7,7 @@ These are referenced from the setting TEMPLATE_CONTEXT_PROCESSORS and used by
 RequestContext.
 """
 from settings import SEAFILE_VERSION, SITE_TITLE, SITE_NAME, SITE_BASE, \
-    ENABLE_SIGNUP, MAX_FILE_NAME, USE_PDFJS
+    ENABLE_SIGNUP, MAX_FILE_NAME
 try:
     from settings import BUSINESS_MODE
 except ImportError:
@@ -37,6 +37,5 @@ def base(request):
         'site_name': SITE_NAME,
         'enable_signup': ENABLE_SIGNUP,
         'max_file_name': MAX_FILE_NAME,
-        'use_pdfjs': USE_PDFJS,
         }
 
diff --git a/media/css/seahub.css b/media/css/seahub.css
index edaeeceb9f..13215533bb 100644
--- a/media/css/seahub.css
+++ b/media/css/seahub.css
@@ -1590,6 +1590,9 @@ textarea:-moz-placeholder {/* for FF */
     border-radius:3px;
     -moz-border-radius:3px;
 }
+#pdf-view {
+    max-width:950px;
+}
 #op-after-edit {
     margin-top:.9em;
 }
diff --git a/views.py b/views.py
index 555cf2ec41..128b4225fe 100644
--- a/views.py
+++ b/views.py
@@ -1390,6 +1390,7 @@ def repo_view_file(request, repo_id):
                 'file_encoding_list':file_encoding_list,
                 'swf_exists': swf_exists,
                 'DOCUMENT_CONVERTOR_ROOT': DOCUMENT_CONVERTOR_ROOT,
+                'use_pdfjs':USE_PDFJS,
                 'page_from': page_from,
                 'basedir': basedir,
                 'days': days,
@@ -1474,6 +1475,7 @@ def repo_view_file(request, repo_id):
             'comment_open':comment_open,
             'swf_exists': swf_exists,
             'DOCUMENT_CONVERTOR_ROOT': DOCUMENT_CONVERTOR_ROOT,
+            'use_pdfjs':USE_PDFJS,
             'contributors': contributors,
             'latest_contributor': latest_contributor,
             'last_modified': last_modified,
@@ -2682,6 +2684,7 @@ def view_shared_file(request, token):
             'file_encoding_list':file_encoding_list,
             'swf_exists': swf_exists,
             'DOCUMENT_CONVERTOR_ROOT': DOCUMENT_CONVERTOR_ROOT,
+            'use_pdfjs':USE_PDFJS,
             }, context_instance=RequestContext(request))
 
 def view_shared_dir(request, token):
@@ -2789,6 +2792,7 @@ def view_file_via_shared_dir(request, token):
             'file_encoding_list':file_encoding_list,
             'swf_exists': swf_exists,
             'DOCUMENT_CONVERTOR_ROOT': DOCUMENT_CONVERTOR_ROOT,
+            'use_pdfjs':USE_PDFJS,
             'zipped': zipped,
             'token': token,
             }, context_instance=RequestContext(request))