diff --git a/app/views/layouts/_base_feedback.html.erb b/app/views/layouts/_base_feedback.html.erb
index bf6862244..1dc15e481 100644
--- a/app/views/layouts/_base_feedback.html.erb
+++ b/app/views/layouts/_base_feedback.html.erb
@@ -110,7 +110,7 @@ $(function(){
 		myTips("<%= l(:label_feedback_success) %>","success");
 	});
 
-})
+});
 
 function f_submit()
 {
diff --git a/public/images/pic_headnav.png b/public/images/pic_headnav.png
new file mode 100644
index 000000000..2f59b84c4
Binary files /dev/null and b/public/images/pic_headnav.png differ
diff --git a/public/javascripts/feedback.js b/public/javascripts/feedback.js
index 56d1c296f..7ed063b75 100644
--- a/public/javascripts/feedback.js
+++ b/public/javascripts/feedback.js
@@ -32,16 +32,55 @@
             show_btn.bind("click",function() {
                 $(this).animate({width: '0px'},"fast");
                 sideContent.stop(true, true).delay(200).animate({ width: '154px'},"fast");
-                cookiesave('minStatue','false','','','');
+                cookiesave('minStatue','true','','','');
             });
         });
     };
 })(jQuery);
 
+function cookiesave(n, v, mins, dn, path)
+{
+    if(n)
+    {
+        if(!mins) mins = 365 * 24 * 60;
+        if(!path) path = "/";
+        var date = new Date();
+        date.setTime(date.getTime() + (mins * 60 * 1000));
+        var expires = "; expires=" + date.toGMTString();
+        if(dn) dn = "domain=" + dn + "; ";
+        document.cookie = n + "=" + v + expires + "; " + dn + "path=" + path;
+    }
+}
+
+function cookieget(n)
+{
+    var name = n + "=";
+    var ca = document.cookie.split(';');
+    for(var i=0;i<ca.length;i++) {
+        var c = ca[i];
+        while (c.charAt(0)==' ') c = c.substring(1,c.length);
+        if (c.indexOf(name) == 0){
+            return c.substring(name.length,c.length);}
+    }
+    return false;
+}
+
 $(function() {
     $("#scrollsidebar").fix({
         float : 'right',	//default.left or right
-        //minStatue : true,
+        minStatue : cookieget('minStatue'),
+        skin : 'green',	//default.gray or blue
         durationTime : 600
     });
-});
\ No newline at end of file
+});
+
+$(function(){
+    $("#button1").click(function(){
+        myTips("<%= l(:label_feedback_success) %>","success");
+    });
+});
+
+function f_submit()
+{
+    $("#new_memo").submit();
+}
\ No newline at end of file
diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index b403a5984..042e7caae 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -7,10 +7,10 @@
 .more:hover{ color:#64bdd9;}
 .project_box_ul{ padding:0 10px;}
 .project_box_list{ padding:10px 0; border-bottom:1px dashed #e2e1e1; padding-left:30px; color:#6f6c6c;}
-.img_problem{ background:url(../images/img_project.png) 0 -20px no-repeat;}
-.img_talk{ background:url(../images/img_project.png) 0 -62px no-repeat;}
-.img_ziyuan{ background:url(../images/img_project.png) 0 -115px no-repeat;}
-.img_edition{ background:url(../images/img_project.png) 0 -167px no-repeat;}
+.img_problem{ background:url(../images/new_project/img_project.png) 0 -20px no-repeat;}
+.img_talk{ background:url(../images/new_project/img_project.png) 0 -62px no-repeat;}
+.img_ziyuan{ background:url(../images/new_project/img_project.png) 0 -115px no-repeat;}
+.img_edition{ background:url(../images/new_project/img_project.png) 0 -167px no-repeat;}
 .project_name{ color:#058c42;}
 .project_name:hover{ color:#016f33;}
 .project_txt{ color:#0781b4; width:445px; display:block; float:left;  overflow:hidden; white-space: nowrap; text-overflow:ellipsis;}
diff --git a/public/stylesheets/leftside.css b/public/stylesheets/leftside.css
index 4c2a1ef0f..12d0f2c4f 100644
--- a/public/stylesheets/leftside.css
+++ b/public/stylesheets/leftside.css
@@ -14,7 +14,7 @@
 .pr_info_score{ font-size:14px; color:#3e4040; }
 .pr_info_score a{ color:#ff7143;}
 .pr_info_score a:hover{ color:#64bdd9;}
-.img_private{ background:url(../images/img_project.png) 0 0 no-repeat; width:32px; height:16px; color:#fff; font-size:12px; padding-left:7px;  }
+.img_private{ background:url(../images/new_project/img_project.png) 0 0 no-repeat; width:32px; height:16px; color:#fff; font-size:12px; padding-left:7px;  }
 .info_foot_num{  color:#3ca5c6;  }
 .pr_info_foot{ color:#7f7f7f; margin-top:5px; }
 .info_foot_num:hover{  color:#2390b2;}