diff --git a/static/aerbimJS.js b/static/aerbimJS.js
index 44bbbcb..6868ede 100644
--- a/static/aerbimJS.js
+++ b/static/aerbimJS.js
@@ -605,10 +605,12 @@ $(window).scroll(function (){
                 }
                 if (scroll >= waitingTop && waitingTop){
                     $new_curtain.css({position:'fixed',top: 166,bottom:"unset"})
-                    $($curtain[0]).css({opacity:0,display: 'none'})
+                    $($curtain[0]).css({opacity:0})
+                    $($curtain[0]).find(".tree_documentation_container").css({display:'none'})
                 } else if (scroll < waitingTop && waitingTop) {
                     $new_curtain.remove()
-                    $($curtain[0]).css({opacity:1,'display':'block'})
+                    $($curtain[0]).css({opacity:1})
+                    $($curtain[0]).find(".tree_documentation_container").css({display:'block'})
                 } else if (!waitingTop){
                     waitingTop = $(".left_curtain_documentation")[0].getBoundingClientRect().top - 172
                     maxScroll = $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
diff --git a/templates/blocks/b_header.html b/templates/blocks/b_header.html
index 800d21c..676e0c8 100644
--- a/templates/blocks/b_header.html
+++ b/templates/blocks/b_header.html
@@ -10,6 +10,7 @@
         </a>
         <div class="right_part_header">
 {#            <a class="standart_txt text_header pointer">Поддержка</a>#}
+            <a href="{% url 'docs_main' %}" class="standart_txt text_header last_left pointer">{% translate "Документация" %}</a>
             <a href="{% url 'contacts' %}" class="standart_txt text_header last_left pointer">{% translate "Контакты" %}</a>
             <div class="splitter_text_header"></div>
             <div class="language_select close">