diff --git a/static/aerbimJS.js b/static/aerbimJS.js
index b36a146..405ebac 100644
--- a/static/aerbimJS.js
+++ b/static/aerbimJS.js
@@ -602,6 +602,9 @@ function windowScrollDocPage (){
                 waitingTop = $(".left_curtain_documentation")[0].getBoundingClientRect().top - 172
                 $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'fit-content'})
                 maxScroll = $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                if (scroll !== 0){
+                    maxScroll = scroll + $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                }
                 $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'calc(100vh - 300px)'})
             }
             let $new_curtain = $($curtain[1])
@@ -618,6 +621,7 @@ function windowScrollDocPage (){
                     $($curtain[0]).css({opacity:0})
                     $($curtain[0]).find(".tree_documentation_container").css({display:'none'})
                 } else if (scroll < waitingTop && waitingTop) {
+                    $curtain.find(".tree_documentation_container")[0].innerHTML = $new_curtain.find(".tree_documentation_container")[0].innerHTML
                     $new_curtain.remove()
                     $($curtain[0]).css({opacity:1})
                     $($curtain[0]).find(".tree_documentation_container").css({display:'block'})
@@ -625,6 +629,9 @@ function windowScrollDocPage (){
                     waitingTop = $(".left_curtain_documentation")[0].getBoundingClientRect().top - 172
                     $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'fit-content'})
                     maxScroll = $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                    if (scroll !== 0){
+                        maxScroll = scroll + $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                    }
                     $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'calc(100vh - 300px)'})
                 }
             } else {
@@ -650,6 +657,9 @@ $(window).scroll(function (){
                 waitingTop = $(".left_curtain_documentation")[0].getBoundingClientRect().top - 172
                 $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'fit-content'})
                 maxScroll = $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                if (scroll !== 0){
+                    maxScroll = scroll + $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                }
                 $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'calc(100vh - 300px)'})
             }
             let $new_curtain = $($curtain[1])
@@ -674,6 +684,9 @@ $(window).scroll(function (){
                     waitingTop = $(".left_curtain_documentation")[0].getBoundingClientRect().top - 172
                     $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'fit-content'})
                     maxScroll = $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                    if (scroll !== 0){
+                        maxScroll = scroll + $(".documentation_block")[0].getBoundingClientRect().bottom - $(".left_curtain_documentation")[0].offsetHeight - 172
+                    }
                     $(".left_curtain_documentation").find(".tree_documentation_container").css({height: 'calc(100vh - 300px)'})
                 }
             } else {