版本库收起后之保存在cookie中，刷新页面后仍保持收起状态

app/views/layouts/base_projects.html.erb

@@ -13,7 +13,7 @@
 		<%= javascript_heads %>
 		<%= heads_for_theme %>
          <%= stylesheet_link_tag 'public', 'pleft', 'project','jquery/jquery-ui-1.9.2' %>
-         <%= javascript_include_tag 'project', 'header','select_list_move' %>
+         <%= javascript_include_tag 'cookie','project', 'header','select_list_move' %>
 		<%= call_hook :view_layouts_base_html_head %>
 		<!-- page specific tags -->
 		<%= yield :header_tags -%>

app/views/repositories/show.html.erb

@@ -30,7 +30,7 @@
     </p>
   </div>
 </div>
-<div class="repos_more"><a id="showgithelp" value="hide_help" onclick ="showhelpAndScrollTo('repos_git_more','repos_git_more'); return false;" class="c_dblue lh23">收起Git操作指南</a></div>
+<div class="repos_more"><a id="showgithelp" value="hide_help" onclick ="showhelpAndScrollTo('repos_git_more'); " class="c_dblue lh23">收起Git操作指南</a></div>
 <div id="repos_git_more">
   <br>
   <div class=" c_dark f14">

public/javascripts/cookie.js

@@ -0,0 +1,39 @@
+//保存cookie
+//n:cookie的名字
+//v:cookie的值
+//mins:时间（分钟）
+//dn:
+//path:保存路径
+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;
+
+    }
+}
+
+//获取cookie
+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;
+}

public/javascripts/project.js

@@ -61,25 +61,25 @@ function show_more_msg() {
 
 
 //项目版本库git帮助文档显示
-function showhelpAndScrollTo(id, focus) {
-    var information = $("#showgithelp");
-    var val = information.attr("value");
-    if (val == "show_help") {
-        $("#showgithelp").text("收起Git操作指南");
-        information.attr("value", "hide_help");
-        $('#' + id).show();
-        if (focus !== null) {
-            $('#' + focus).focus();
+function showhelpAndScrollTo(id) {
+    $('#' + id).toggle();
+    if(cookieget("repositories_visiable") == "true")
+    {
+        cookiesave("repositories_visiable", false,'','','');
     }
-        $('html, body').animate({scrollTop: $('#' + id).offset().top}, 400);
-    }
-    else {
-        $("#showgithelp").text("显示Git操作指南");
-        information.attr("value", "show_help");
-        $('#' + id).hide();
+    else
+    {
+        cookiesave("repositories_visiable", true,'','','');
     }
 }
 
+$(function(){
+    if(cookieget("repositories_visiable") == "true")
+    {
+        $('#repos_git_more').hide();
+    }
+});
+
 
 
 ///////////////////////////////////////////////////////////////