diff --git a/module/block/ui/productdocblock.html.php b/module/block/ui/productdocblock.html.php
index f5e0e9698a..cdef61a9b4 100644
--- a/module/block/ui/productdocblock.html.php
+++ b/module/block/ui/productdocblock.html.php
@@ -124,10 +124,13 @@ panel
                 a
                 (
                     setClass('text-gray ml-4'),
-                    $lang->product->involved,
+                    $type == 'involved' ? $lang->product->involved : $lang->product->all,
                     span(setClass('caret align-middle ml-1'))
                 ),
-                set::items(array(array('text' => $lang->product->involved), array('text' => $lang->product->all)))
+                set::items(array(
+                    array('text' => $lang->product->involved, 'url' => createLink('block', 'printBlock', "blockID={$block->id}&params=" . helper::safe64Encode("type=involved")), 'data-load' => 'target', 'data-selector' => "#productdoc-block-{$block->id}", 'data-partial' => true),
+                    array('text' => $lang->product->all, 'url' => createLink('block', 'printBlock', "blockID={$block->id}&params=" . helper::safe64Encode("type=all")), 'data-load' => 'target', 'data-selector' => "#productdoc-block-{$block->id}", 'data-partial' => true))
+                )
             ),
         )
     ),
diff --git a/module/block/ui/projectdocblock.html.php b/module/block/ui/projectdocblock.html.php
index 58702aa963..1b6eb26f6f 100644
--- a/module/block/ui/projectdocblock.html.php
+++ b/module/block/ui/projectdocblock.html.php
@@ -125,10 +125,13 @@ panel
                 a
                 (
                     setClass('text-gray ml-4'),
-                    $lang->project->involved,
+                    $type == 'involved' ? $lang->project->involved : $lang->project->all,
                     span(setClass('caret align-middle ml-1'))
                 ),
-                set::items(array(array('text' => $lang->project->involved), array('text' => $lang->project->all)))
+                set::items(array(
+                    array('text' => $lang->project->involved, 'url' => createLink('block', 'printBlock', "blockID={$block->id}&params=" . helper::safe64Encode("type=involved")), 'data-load' => 'target', 'data-selector' => "#projectdoc-block-{$block->id}", 'data-partial' => true),
+                    array('text' => $lang->project->all, 'url' => createLink('block', 'printBlock', "blockID={$block->id}&params=" . helper::safe64Encode("type=all")), 'data-load' => 'target', 'data-selector' => "#projectdoc-block-{$block->id}", 'data-partial' => true))
+                )
             ),
         )
     ),
diff --git a/module/block/zen.php b/module/block/zen.php
index 9864aaa7f4..e57b6b3f28 100644
--- a/module/block/zen.php
+++ b/module/block/zen.php
@@ -968,6 +968,7 @@ class blockZen extends block
      * Print execution statistic block.
      *
      * @param  object    $block
+     * @param  array     $params
      * @access protected
      * @return void
      */
@@ -2117,11 +2118,15 @@ class blockZen extends block
      * Print product's document block.
      *
      * @param  object    $block
+     * @param  array     $params
      * @access protected
      * @return void
      */
-    protected function printProductDocBlock(object $block): void
+    protected function printProductDocBlock(object $block, array $params = array()): void
     {
+        $type = 'involved';
+        if(isset($params['type'])) $type = $params['type'];
+
         $this->loadModel('doc');
         $this->session->set('docList', $this->createLink('doc', 'index'), 'doc');
 
@@ -2154,21 +2159,25 @@ class blockZen extends block
             }
         }
 
-        $this->view->users     = $this->loadModel('user')->getPairs('noletter');
-        $this->view->products  = $hasDataProducts;
-        $this->view->involveds = $hasDataInvolveds;
-        $this->view->docGroup  = $docGroup;
+        $this->view->type     = $type;
+        $this->view->users    = $this->loadModel('user')->getPairs('noletter');
+        $this->view->products = $type == 'involveds' ? $hasDataInvolveds : $hasDataProducts;
+        $this->view->docGroup = $docGroup;
     }
 
     /**
      * Print project's document block.
      *
      * @param  object    $block
+     * @param  array     $params
      * @access protected
      * @return void
      */
-    protected function printProjectDocBlock(object $block): void
+    protected function printProjectDocBlock(object $block, array $params = array()): void
     {
+        $type = 'involved';
+        if(isset($params['type'])) $type = $params['type'];
+
         $this->loadModel('doc');
         $this->app->loadLang('project');
         $this->session->set('docList', $this->createLink('doc', 'index'), 'doc');
@@ -2230,10 +2239,10 @@ class blockZen extends block
             }
         }
 
-        $this->view->users     = $this->loadModel('user')->getPairs('noletter');
-        $this->view->projects  = $hasDataProjects;
-        $this->view->involveds = $hasDataInvolveds;
-        $this->view->docGroup  = $docGroup;
+        $this->view->type     = $type;
+        $this->view->users    = $this->loadModel('user')->getPairs('noletter');
+        $this->view->projects = $type == 'involveds' ? $hasDataInvolveds : $hasDataProjects;
+        $this->view->docGroup = $docGroup;
     }
 
     /**