diff --git a/app/helpers/journals_helper.rb b/app/helpers/journals_helper.rb
index 1a0b9ca0d..3591a0168 100644
--- a/app/helpers/journals_helper.rb
+++ b/app/helpers/journals_helper.rb
@@ -119,7 +119,7 @@ module JournalsHelper
     content << textAreailizable(journal, :notes)
     css_classes = "wiki"
     css_classes << " editable" if editable
-    content_tag('div', content.html_safe, :id => "journal-#{journal.id}-notes", :class => css_classes ,:style => "width:510px")
+    content_tag('div', content.html_safe, :id => "journal-#{journal.id}-notes", :class => css_classes)
   end
 
   def link_to_in_place_notes_editor(text, field_id, url, options={})
diff --git a/public/stylesheets/project.css b/public/stylesheets/project.css
index f56512fb9..2806a1dbe 100644
--- a/public/stylesheets/project.css
+++ b/public/stylesheets/project.css
@@ -221,6 +221,7 @@ a:hover.talk_btn{ background:#2a9dc1;}
 /****讨论区内页***/
 .mt0{ margin-top:0px;}
 .talk_info{ color:#7d7d7d; margin-left:60px; margin-top:10px;}
+.talk_info img {max-width:100%;}
 a.talk_edit{ color:#426e9a; margin-right:5px;}
 a:hover.talk_edit{ color:#ff5722;}
 .talk_reply { background:#eeeeee; padding:10px; margin-bottom:10px;}
@@ -877,4 +878,6 @@ a:hover.Reply_pic{border:1px solid #64bdd9;}
 
 /*version*/
 .time_tracter{color: #64BDD9;padding:  5px;}
+.wiki {width: 510px;}
+.wiki img {max-width:100%;}