diff --git a/module/index/config.php b/module/index/config.php
index bb5ad0c27e..5e0ece6c9b 100644
--- a/module/index/config.php
+++ b/module/index/config.php
@@ -38,3 +38,4 @@ $config->index->oldPages[] = 'weekly-index';
 $config->index->oldPages[] = 'kanban-importticket';
 $config->index->oldPages[] = 'message-ajaxgetdropmenuforold';
 $config->index->oldPages[] = 'product-ajaxgetolddropmenu';
+$config->index->oldPages[] = 'project-ajaxgetolddropmenu';
diff --git a/module/project/control.php b/module/project/control.php
index 392c29b640..139345bad8 100755
--- a/module/project/control.php
+++ b/module/project/control.php
@@ -127,6 +127,48 @@ class project extends control
         $this->display();
     }
 
+    /**
+     * 旧页面：设置1.5级项目下拉菜单。
+     * Ajax get project drop menu.
+     *
+     * @param  int    $projectID
+     * @param  string $module
+     * @param  string $method
+     * @access public
+     * @return void
+     */
+    public function ajaxGetOldDropMenu(int $projectID, string $module, string $method, string $extra = '')
+    {
+        /* Set cookie for show all project. */
+        $_COOKIE['showClosed'] = 1;
+
+        /* Query user's project and program. */
+        $projects         = $this->project->getListByCurrentUser();
+        $involvedProjects = $this->project->getInvolvedListByCurrentUser();
+        $programs         = $this->loadModel('program')->getPairs(true);
+
+        /* Generate project tree. */
+        $orderedProjects = array();
+        foreach($projects as $project)
+        {
+            $project->parent = $this->program->getTopByID($project->parent);
+            $project->parent = isset($programs[$project->parent]) ? $project->parent : $project->id;
+
+            $orderedProjects[$project->parent][] = $project;
+        }
+
+        $this->view->link      = $this->project->getProjectLink($module, $method, $projectID, $extra); // Create the link from module,method.
+        $this->view->projectID = $projectID;
+        $this->view->module    = $module;
+        $this->view->method    = $method;
+        $this->view->programs  = $programs;
+
+        $this->view->projects         = $orderedProjects;
+        $this->view->involvedProjects = $involvedProjects;
+
+        $this->display();
+    }
+
     /**
      * 移除项目团队成员时进行提示。
      * Ajax prompts when removing project team members.
diff --git a/module/project/model.php b/module/project/model.php
index 7b3081d063..afc3f57c84 100755
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -2647,8 +2647,11 @@ class projectModel extends model
             return $output;
         }
 
-        $dropMenuLink = helper::createLink('project', 'ajaxGetDropMenu', "objectID=$projectID&module=$currentModule&method=$currentMethod");
-        $output  = "<div class='btn-group header-btn' id='swapper'><button data-toggle='dropdown' type='button' class='btn' id='currentItem' title='{$currentProjectName}'><span class='text'>{$currentProjectName}</span> <span class='caret' style='margin-bottom: -1px'></span></button><div id='dropMenu' class='dropdown-menu search-list' data-ride='dropmenu' data-url='$dropMenuLink'>";
+        $this->app->loadConfig('index');
+        $dropMenuMethod = in_array("{$this->app->moduleName}-{$this->app->methodName}", $this->config->index->oldPages) ? 'ajaxGetOldDropMenu' : 'ajaxGetDropMenu';
+        $dataRide       = in_array("{$this->app->moduleName}-{$this->app->methodName}", $this->config->index->oldPages) ? 'searchList'         : 'dropmenu' ;
+        $dropMenuLink   = helper::createLink('project', $dropMenuMethod, "objectID=$projectID&module=$currentModule&method=$currentMethod");
+        $output  = "<div class='btn-group header-btn' id='swapper'><button data-toggle='dropdown' type='button' class='btn' id='currentItem' title='{$currentProjectName}'><span class='text'>{$currentProjectName}</span> <span class='caret' style='margin-bottom: -1px'></span></button><div id='dropMenu' class='dropdown-menu search-list' data-ride='{$dataRide}' data-url='$dropMenuLink'>";
         $output .= '<div class="input-control search-box has-icon-left has-icon-right search-example"><input type="search" class="form-control search-input" /><label class="input-control-icon-left search-icon"><i class="icon icon-search"></i></label><a class="input-control-icon-right search-clear-btn"><i class="icon icon-close icon-sm"></i></a></div>';
         $output .= "</div></div>";
 
diff --git a/module/project/view/ajaxgetolddropmenu.html.php b/module/project/view/ajaxgetolddropmenu.html.php
new file mode 100644
index 0000000000..3d81502e2a
--- /dev/null
+++ b/module/project/view/ajaxgetolddropmenu.html.php
@@ -0,0 +1,248 @@
+<?php js::set('projectID', $projectID);?>
+<?php js::set('module', $module);?>
+<?php js::set('method', $method);?>
+<style>
+#navTabs {position: sticky; top: 0; background: #fff; z-index: 950;}
+#navTabs > li {padding: 0px 10px; display: inline-block}
+#navTabs > li > span {display: inline-block;}
+#navTabs > li > a {margin: 0!important; padding: 8px 0px; display: inline-block}
+
+#tabContent {margin-top: 5px; z-index: 900; max-width: 220px}
+.projectTree ul {list-style: none; margin: 0}
+.projectTree .projects > ul {padding-left: 7px;}
+.projectTree .projects > ul > li > div {display: flex; flex-flow: row nowrap; justify-content: flex-start; align-items: center;}
+.projectTree .projects > ul > li label {background: rgba(255,255,255,0.5); line-height: unset; color: #838a9d; border: 1px solid #d8d8d8; border-radius: 2px; padding: 1px 4px;}
+.projectTree li a i.icon {font-size: 15px !important;}
+.projectTree li a i.icon:before {min-width: 16px !important;}
+.projectTree li .label {position: unset; margin-bottom: 0;}
+.projectTree li > a, div.hide-in-search>a {display: block; padding: 2px 10px 2px 5px; overflow: hidden; line-height: 20px; text-overflow: ellipsis; white-space: nowrap; border-radius: 4px;}
+.projectTree .tree li > .list-toggle {line-height: 24px;}
+.projectTree .tree li.has-list.open:before {content: unset;}
+.tree.noProgram li {padding-left: 0;}
+
+#swapper li > div.hide-in-search>a:focus, #swapper li > div.hide-in-search>a:hover {color: #838a9d; cursor: default;}
+#swapper li > a {margin-top: 4px; margin-bottom: 4px;}
+#swapper li {padding-top: 0; padding-bottom: 0;}
+#swapper .tree li > .list-toggle {top: -1px;}
+
+#dropMenu div#closed {width: 90px; height: 25px; line-height: 25px; background-color: #ddd; color: #3c495c; text-align: center; margin-left: 15px; border-radius: 2px;}
+#gray-line {width:230px; height: 1px; margin-left: 10px; margin-bottom:2px; background-color: #ddd;}
+</style>
+<?php
+$projectCounts      = array();
+$projectNames       = array();
+$defaultLink        = $link;
+$tabActive          = '';
+$myProjects         = 0;
+$others             = 0;
+$dones              = 0;
+$currentProject     = '';
+
+foreach($projects as $programID => $programProjects)
+{
+    $projectCounts[$programID]['myProject'] = 0;
+    $projectCounts[$programID]['others']    = 0;
+    $projectCounts[$programID]['closed']    = 0;
+
+    foreach($programProjects as $project)
+    {
+        if($project->status != 'done' and $project->status != 'closed' and $project->PM == $this->app->user->account) $projectCounts[$programID]['myProject'] ++;
+        if($project->status != 'done' and $project->status != 'closed' and !($project->PM == $this->app->user->account)) $projectCounts[$programID]['others'] ++;
+        if($project->status == 'done' or $project->status == 'closed') $projectCounts[$programID]['closed'] ++;
+        $projectNames[] = $project->name;
+    }
+}
+$projectsPinYin = common::convert2Pinyin($projectNames);
+
+$myProjectsHtml     = $config->systemMode == 'ALM' ? '<ul class="tree tree-angles" data-ride="tree">' : '<ul class="tree noProgram">';
+$normalProjectsHtml = $config->systemMode == 'ALM' ? '<ul class="tree tree-angles" data-ride="tree">' : '<ul class="tree noProgram">';
+$closedProjectsHtml = $config->systemMode == 'ALM' ? '<ul class="tree tree-angles" data-ride="tree">' : '<ul class="tree noProgram">';
+
+$indexLink = helper::createLink('project', 'index', "projectID=%s");
+foreach($projects as $programID => $programProjects)
+{
+    /* Add the program name before project. */
+    if(isset($programs[$programID]) and $config->systemMode == 'ALM')
+    {
+        $programName = zget($programs, $programID);
+
+        if($projectCounts[$programID]['myProject']) $myProjectsHtml  .= '<li><div class="hide-in-search"><a class="text-muted not-list-item" title="' . $programName . '">' . $programName . '</a> <label class="label">' . $lang->program->common . '</label></div><ul>';
+        if($projectCounts[$programID]['others']) $normalProjectsHtml .= '<li><div class="hide-in-search"><a class="text-muted not-list-item" title="' . $programName . '">' . $programName . '</a> <label class="label">' . $lang->program->common . '</label></div><ul>';
+        if($projectCounts[$programID]['closed']) $closedProjectsHtml .= '<li><div class="hide-in-search"><a class="text-muted not-list-item" title="' . $programName . '">' . $programName . '</a> <label class="label">' . $lang->program->common . '</label></div><ul>';
+    }
+
+    foreach($programProjects as $index => $project)
+    {
+        if($project->id == $projectID) $currentProject = $project;
+        $selected = $project->id == $projectID ? 'selected' : '';
+        $icon     = '<i class="icon icon-sprint"></i> ';
+
+        if($project->model != 'waterfall' and (in_array($module, $config->waterfallModules) or $method == 'track'))
+        {
+            $link = $indexLink;
+        }
+        elseif((in_array($project->model, array('scrum', 'agileplus'))) and
+            (
+                (in_array($module, array('issue', 'risk', 'meeting')) and !helper::hasFeature("{$project->model}_{$module}")) or
+                ($module == 'report' and $method == 'projectsummary' and !helper::hasFeature("{$project->model}_measrecord"))
+            ))
+        {
+            $link = $indexLink;
+        }
+        elseif(in_array($project->model, array('waterfall', 'waterfallplus')) and
+            (
+                (in_array($module, array('issue', 'risk', 'opportunity', 'measrecord', 'auditplan', 'meeting')) and !helper::hasFeature("{$project->model}_{$module}")) or
+                ($module == 'pssp' and !helper::hasFeature("{$project->model}_process")) or
+                ($module == 'report' and $method == 'projectsummary' and !helper::hasFeature("{$project->model}_measrecord"))
+            ))
+        {
+            $link = $indexLink;
+        }
+        elseif($project->model == 'kanban' and (($module == 'project' and !in_array($method, array('build', 'view', 'manageproducts', 'team', 'whitelist', 'managemembers', 'addwhitelist'))) or $module != 'project'))
+        {
+            $link = $indexLink;
+        }
+        elseif(empty($project->hasProduct) and $module == 'project' and $method == 'manageproducts')
+        {
+            $link = $indexLink;
+        }
+        elseif(empty($project->multiple))
+        {
+            $link = $indexLink;
+        }
+        else
+        {
+            $link = $defaultLink;
+        }
+
+        /* Set link when project redefines permissions. */
+        if($project->auth == 'reset') $link = helper::createLink('project', 'index', "projectID=%s");
+
+        if($project->model != 'scrum') $icon = "<i class='icon icon-{$project->model}'></i> ";
+        $projectName = $icon . $project->name;
+
+        if($project->status != 'done' and $project->status != 'closed' and $project->PM == $this->app->user->account)
+        {
+            $myProjectsHtml .= '<li>' . html::a(sprintf($link, $project->id), $projectName, '', "class='$selected clickable' title='{$project->name}' data-key='" . zget($projectsPinYin, $project->name, '') . "'") . '</li>';
+
+            if($selected == 'selected') $tabActive = 'myProject';
+
+            $myProjects ++;
+        }
+        else if($project->status != 'done' and $project->status != 'closed' and !($project->PM == $this->app->user->account))
+        {
+            $normalProjectsHtml .= '<li>' . html::a(sprintf($link, $project->id), $projectName, '', "class='$selected clickable' title='{$project->name}' data-key='" . zget($projectsPinYin, $project->name, '') . "'") . '</li>';
+
+            if($selected == 'selected') $tabActive = 'other';
+
+            $others ++;
+        }
+        else if($project->status == 'done' or $project->status == 'closed')
+        {
+            $closedProjectsHtml .= '<li>' . html::a(sprintf($link, $project->id), $projectName, '', "class='$selected clickable' title='$project->name' data-key='" . zget($projectsPinYin, $project->name, '') . "'") . '</li>';
+
+            if($selected == 'selected') $tabActive = 'closed';
+        }
+
+        /* If the project is the last one in the program, print the closed label. */
+        if($config->systemMode == 'ALM' and isset($programs[$programID]) and !isset($programProjects[$index + 1]))
+        {
+            if($projectCounts[$programID]['myProject']) $myProjectsHtml     .= '</ul></li>';
+            if($projectCounts[$programID]['others'])    $normalProjectsHtml .= '</ul></li>';
+            if($projectCounts[$programID]['closed'])    $closedProjectsHtml .= '</ul></li>';
+        }
+    }
+}
+$myProjectsHtml     .= '</ul>';
+$normalProjectsHtml .= '</ul>';
+$closedProjectsHtml .= '</ul>';
+?>
+
+<div class="table-row">
+  <div class="table-col col-left">
+    <div class='list-group'>
+      <?php $tabActive = ($myProjects and ($tabActive == 'closed' or $tabActive == 'myProject')) ? 'myProject' : 'other';?>
+      <?php if($myProjects): ?>
+      <ul class="nav nav-tabs  nav-tabs-primary" id="navTabs">
+        <li class="<?php if($tabActive == 'myProject') echo 'active';?>"><?php echo html::a('#myProject', $lang->project->myProject, '', "data-toggle='tab' class='not-list-item not-clear-menu'");?><span class="label label-light label-badge"><?php echo $myProjects;?></span><li>
+        <li class="<?php if($tabActive == 'other') echo 'active';?>"><?php echo html::a('#other', $lang->project->other, '', "data-toggle='tab' class='not-list-item not-clear-menu'")?><span class="label label-light label-badge"><?php echo $others;?></span><li>
+      </ul>
+      <?php endif;?>
+      <div class="tab-content projectTree" id="tabContent">
+        <div class="tab-pane projects <?php if($tabActive == 'myProject') echo 'active';?>" id="myProject">
+          <?php echo $myProjectsHtml;?>
+        </div>
+        <div class="tab-pane projects <?php if($tabActive == 'other') echo 'active';?>" id="other">
+          <?php echo $normalProjectsHtml;?>
+        </div>
+      </div>
+    </div>
+    <div class="col-footer">
+      <?php //echo html::a(helper::createLink('project', 'browse', 'programID=0&browseType=all'), '<i class="icon icon-cards-view muted"></i> ' . $lang->project->all, '', 'class="not-list-item"'); ?>
+      <a class='pull-right toggle-right-col not-list-item'><?php echo $lang->project->doneProjects?><i class='icon icon-angle-right'></i></a>
+    </div>
+  </div>
+  <div id="gray-line" hidden></div>
+  <div id="closed" hidden><?php echo $lang->project->closedProject?></div>
+  <div class="table-col col-right projectTree">
+   <div class='list-group projects'><?php echo $closedProjectsHtml;?></div>
+  </div>
+</div>
+<script>
+$(function()
+{
+    <?php if($currentProject->status == 'done' or $currentProject->status == 'closed'):?>
+    $('.col-footer .toggle-right-col').click(function(){ scrollToSelected(); })
+    <?php else:?>
+    scrollToSelected();
+    <?php endif;?>
+
+    $('.nav-tabs li span').hide();
+    $('.nav-tabs li.active').find('span').show();
+
+    $('.nav-tabs > li a').click(function()
+    {
+        if($('#swapper input[type="search"]').val() == '')
+        {
+            $(this).siblings().show();
+            $(this).parent().siblings('li').find('span').hide();
+        }
+    })
+
+    $('#swapper [data-ride="tree"]').tree('expand');
+
+    $('#swapper #dropMenu .search-box').on('onSearchChange', function(event, value)
+    {
+        if(value != '')
+        {
+            $('div.hide-in-search').siblings('i').addClass('hide-in-search');
+            $('.nav-tabs li span').hide();
+        }
+        else
+        {
+            $('div.hide-in-search').siblings('i').removeClass('hide-in-search');
+            $('li.has-list div.hide-in-search').removeClass('hidden');
+            $('.nav-tabs li.active').find('span').show();
+        }
+        if($('.form-control.search-input').val().length > 0)
+        {
+            $('#closed').attr("hidden", false);
+            $('#gray-line').attr("hidden", false);
+        }
+        else
+        {
+            $('#closed').attr("hidden", true);
+            $('#gray-line').attr("hidden", true);
+        }
+    });
+
+    $('#swapper #dropMenu').on('onSearchComplete', function(event, value)
+    {
+        if($('.list-group.projects').height() == 0)
+        {
+            $('#closed').attr("hidden", true);
+            $('#gray-line').attr("hidden", true);
+        }
+    });
+})
+</script>