diff --git a/cps/templates/user_edit.html b/cps/templates/user_edit.html
index 142adfb2..4775af1a 100644
--- a/cps/templates/user_edit.html
+++ b/cps/templates/user_edit.html
@@ -2,21 +2,21 @@
 {% block body %}
 <div class="discover">
   <h1>{{title}}</h1>
-  <form role="form" method="POST">
+  <form role="form" method="POST" autocomplete="off">
     {% if g.user and g.user.role_admin() and new_user %}
     <div class="form-group required">
       <label for="nickname">Username</label>
-      <input type="text" class="form-control" name="nickname" id="nickname" value="{{ content.nickname if content.nickname != None }}">
+      <input type="text" class="form-control" name="nickname" id="nickname" value="{{ content.nickname if content.nickname != None }}" autocomplete="off">
     </div>
     {% endif %}
     <div class="form-group">
       <label for="email">Email address</label>
-      <input type="email" class="form-control" name="email" id="email" value="{{ content.email if content.email != None }}" required> 
+      <input type="email" class="form-control" name="email" id="email" value="{{ content.email if content.email != None }}" autocomplete="off" required> 
     </div>
     {% if g.user and g.user.role_passwd() or g.user.role_admin()%}
     <div class="form-group">
       <label for="password">Password</label>
-      <input type="password" class="form-control" name="password" id="password" value="">
+      <input type="password" class="form-control" name="password" id="password" value="" autocomplete="off">
     </div>
     {% endif %}
     <div class="form-group">
diff --git a/cps/web.py b/cps/web.py
index 85dce9d6..c9b59200 100755
--- a/cps/web.py
+++ b/cps/web.py
@@ -10,6 +10,7 @@ mimetypes.add_type('application/xhtml+xml','.xhtml')
 from flask import Flask, render_template, session, request, Response, redirect, url_for, send_from_directory, make_response, g, flash, abort
 from cps import db, config, ub, helper
 import os
+import errno
 from sqlalchemy.sql.expression import func
 from sqlalchemy.sql.expression import false
 from sqlalchemy.exc import IntegrityError
@@ -504,7 +505,13 @@ def read_book(book_id):
                     (dirName, fileName) = os.path.split(name)
                     newDir = os.path.join(book_dir, dirName)
                     if not os.path.exists(newDir):
-                        os.mkdir(newDir)
+                        try:
+                            os.makedirs(newDir)
+                        except OSError as exception:
+                            if exception.errno == errno.EEXIST:
+                                pass
+                            else:
+                                raise
                     if fileName:
                         fd = open(os.path.join(newDir, fileName), "wb")
                         fd.write(zfile.read(name))