diff --git a/lib/htmlgen.ml b/lib/htmlgen.ml
index 4ab8fd4..f0f5a03 100644
--- a/lib/htmlgen.ml
+++ b/lib/htmlgen.ml
@@ -60,19 +60,21 @@ let print_table_of_content ast min_chap =
 
 let parse_to_html ?(min_chap=1) write_before ast= 
   let count = [|1;1;1;1|] in
-  let rec aux ?(write=write_before) acc ast = 
+  let rec aux write acc ast =
     match ast with
     | [] -> acc
-    | Nul::q -> aux acc q
+    | Nul::q -> aux write acc q
     | Line s::q -> 
+      Printf.printf "Line %s Write %b\n" s write;
       let line= if write then Printf.sprintf "%s\n" s else ""
-      in aux ~write:write (acc^line) q
+      in aux write (acc^line) q
     | Math s::q ->
       let url = Printf.sprintf "https://latex.codecogs.com/svg.image?%s"s in
       let url = url_encoded_str url in
       let line = if write then Printf.sprintf "<img src=\"%s\"/>\n" url else ""
-      in aux ~write:write (acc^line) q
+      in aux write (acc^line) q
     | AtomicCmd (s,_)::q ->
+      Printf.printf "Command %s Write %b\n" s write;
       let new_line = (match s with
           | "par" -> "<br/>\n"
           | "bigskip" -> "</p>\n\n<p>\n"
@@ -85,14 +87,15 @@ let parse_to_html ?(min_chap=1) write_before ast=
           | e ->
             (try 
                let structure = Hashtbl.find commands e in 
-               let str = aux ~write:write acc structure 
+               let str = aux write acc structure 
                in str 
              with _ -> ""))
       in let new_acc = if write then acc^new_line^"\n" else ""
-      in aux ~write:write new_acc q
+      in aux write new_acc q
 
     | OneArgCmd (s,_,l)::q -> 
-      let str = aux "" l in 
+      Printf.printf "Command %s Write %b\n" s write;
+      let str = aux write "" l in 
       let new_line = (match s with
           | "par" -> "<br/>\n"
           | "bigskip" -> "</p>\n\n<p>\n"
@@ -114,13 +117,14 @@ let parse_to_html ?(min_chap=1) write_before ast=
           | e ->
             (try 
                let structure = Hashtbl.find commands e in 
-               let str = aux ~write:write acc structure 
+               let str = aux write acc structure 
                in str 
              with _ -> ""))
       in let new_acc = if write then acc^(new_line) else ""
-      in aux ~write:write new_acc q
+      in aux write new_acc q
 
     | Chapter (s,l)::q -> 
+      Printf.printf "Chapter %s %i on %i Write %b\n" s (count.(0)) min_chap write;
       let chapnum = count.(0) in
       begin
         count.(0) <- count.(0) + 1;
@@ -128,22 +132,24 @@ let parse_to_html ?(min_chap=1) write_before ast=
         count.(2) <- 1;
         count.(3) <- 1;
       end;
-      let str = aux ~write:(chapnum>=min_chap) "" l in
-      let new_line = if chapnum>=min_chap then Printf.sprintf "<h1 id=\"c%i\">Chapter %i : %s</h1><br/>\n" 
+      let write = chapnum>=min_chap in
+      let str = aux write "" l in
+      let new_line = if write then Printf.sprintf "<h1 id=\"c%i\">Chapter %i : %s</h1><br/>\n" 
             chapnum (chapnum-min_chap+1) s else "" in
-      aux ~write:write (acc^new_line^str) q
+      aux write (acc^new_line^str) q
 
     | Section (s,l)::q -> 
+      Printf.printf "Section %i\n" (count.(0));
       let chapnum,secnum = count.(0),count.(1) in
       begin
         count.(1) <- count.(1) + 1;
         count.(2) <- 1;
         count.(3) <- 1;
       end;
-      let str = aux ~write:write "" l in
+      let str = aux write "" l in
       let new_line = Printf.sprintf "<h2 id=\"s%f\">Section %i.%i : %s</h2><br/>\n" 
           (2.**(float chapnum)*.3.**(float secnum)) (chapnum-min_chap+1) secnum s in
-      aux ~write:write (acc^new_line^str) q
+      aux write (acc^new_line^str) q
 
     | Subsection (s,l)::q -> 
       let chapnum,secnum,ssecnum = count.(0),count.(1),count.(2) in
@@ -151,30 +157,31 @@ let parse_to_html ?(min_chap=1) write_before ast=
         count.(2) <- count.(2) + 1;
         count.(3) <- 1;
       end;
-      let str = aux ~write:write "" l in
+      let str = aux write "" l in
       let new_line = Printf.sprintf "<h3 id=\"ss%f\">Subsection %i.%i.%i : %s</h3><br/>\n" 
           (2.**(float chapnum)*.3.**(float secnum)*.5.**(float ssecnum)) (chapnum-min_chap+1) secnum ssecnum s in
-      aux ~write:write (acc^new_line^str) q
+      aux write (acc^new_line^str) q
 
     | Subsubsection (s,l)::q ->
       let chapnum,secnum,ssecnum,sssecnum = count.(0),count.(1),count.(2),count.(3) in
       begin
         count.(3) <- count.(3) + 1;
       end;
-      let str = aux ~write:write "" l in
+      let str = aux write "" l in
       let new_line = Printf.sprintf "<h4 id=\"sss%f\">Subsubsection %i.%i.%i.%i : %s</h4><br/>\n" 
           (2.**(float chapnum)*.3.**(float secnum)*.5.**(float ssecnum)*.7.**(float sssecnum)) (chapnum-min_chap+1) secnum ssecnum sssecnum s in
-      aux ~write:write (acc^new_line^str) q
+      aux write (acc^new_line^str) q
 
     | Env (s,l)::q -> 
-      let str = aux ~write:write "" l in 
+      Printf.printf "Env %s Writing %b\n" s write;
+      let str = aux write "" l in 
       let new_line = (match s with
           | "document" -> str
           | "center" -> Printf.sprintf "<div style=\"margin: auto; text-align: center;\">\n%s\n</div>" str
           | _ -> str)
-      in aux ~write:write (acc^new_line^"\n") q
-    | _::q -> aux acc q
-  in aux "" ast;;
+      in aux write (acc^new_line^"\n") q
+    | _::q -> aux write acc q
+  in aux write_before "" ast;;
 
 
 let prepare_body name str toc =
diff --git a/lib/parser.ml b/lib/parser.ml
index 5ac1b42..bc39094 100644
--- a/lib/parser.ml
+++ b/lib/parser.ml
@@ -140,16 +140,16 @@ let calculate_environments lst =
       let env = Env (s1,List.rev env) in
       extract_env (env::acc) l
     | (OneArgCmd (s,_,_))::q when (String.equal s "end") -> acc,q
-    | Chapter(s,l)::q -> let l2,q2 = extract_env acc l 
+    | Chapter(s,l)::q -> let l2,q2 = extract_env [] l 
       in let l2 = List.rev l2
       in extract_env ((Chapter(s,l2@q2))::acc) q
-    | Section(s,l)::q -> let l2,q2 = extract_env acc l 
+    | Section(s,l)::q -> let l2,q2 = extract_env [] l 
       in let l2 = List.rev l2
       in extract_env ((Section(s,l2@q2))::acc) q
-    | Subsection(s,l)::q -> let l2,q2 = extract_env acc l 
+    | Subsection(s,l)::q -> let l2,q2 = extract_env [] l 
       in let l2 = List.rev l2
       in extract_env ((Section(s,l2@q2))::acc) q
-    | Subsubsection(s,l)::q -> let l2,q2 = extract_env acc l 
+    | Subsubsection(s,l)::q -> let l2,q2 = extract_env [] l 
       in let l2 = List.rev l2
       in extract_env ((Section(s,l2@q2))::acc) q
     | e::q -> extract_env (e::acc) q
@@ -179,30 +179,30 @@ let separate_sections lst =
     | (OneArgCmd (s,e,(Line s1)::_))::q when (s="chapter" || s="chapter*")  -> 
       if tab.(0) = true then (tab.(0) <- false; acc,(OneArgCmd (s,e,(Line s1)::[]))::q)
       else
+        (tab.(0) <- true;
         let a,l = extract_section [] q in
         let chap = Chapter(s1,List.rev a) in
-        tab.(0) <- true;
-        extract_section (chap::acc) l
+        extract_section (chap::acc) l)
     | (OneArgCmd (s,e,(Line s1)::_))::q when (s="section" || s="section*")  -> 
       if tab.(1) = true then (tab.(1) <- false; acc,(OneArgCmd (s,e,(Line s1)::[]))::q)
       else
+        (tab.(1) <- true;
         let a,l = extract_section [] q in
         let chap = Section(s1,List.rev a) in
-        tab.(1) <- true;
-        extract_section (chap::acc) l
+        extract_section (chap::acc) l)
     | (OneArgCmd (s,e,(Line s1)::_))::q when (s="subsection" || s="subsection*") -> 
       if tab.(2) = true then (tab.(2) <- false; acc,(OneArgCmd (s,e,(Line s1)::[]))::q)
       else
+        (tab.(2) <- true;
         let a,l = extract_section [] q in
         let chap = Subsection(s1,List.rev a) in
-        tab.(2) <- true;
-        extract_section (chap::acc) l
+        extract_section (chap::acc) l);
     | (OneArgCmd (s,e,(Line s1)::_))::q when (s="subsubsection" || s="subsubsection*")  -> 
       if tab.(3) = true then (tab.(3) <- false; acc,(OneArgCmd (s,e,(Line s1)::[]))::q)
       else
+        (tab.(3) <- true;
         let a,l = extract_section [] q in
         let chap = Subsubsection(s1,List.rev a) in
-        tab.(3) <- true;
-        extract_section (chap::acc) l
+        extract_section (chap::acc) l)
     | e::q -> extract_section (e::acc) q
   in let a,_ = extract_section [] lst in List.rev a;;
\ No newline at end of file
diff --git a/out.html b/out.html
index 6e653af..922b010 100644
--- a/out.html
+++ b/out.html
@@ -10,6 +10,7 @@ <h1>Generic</h1>
 <h2>Table of Content</h2>
 <ul>
 <li><a href="#c1">Chapter 1 : hello</a></li>
+<li><a href="#c2">Chapter 2 : test</a></li>
 
 </ul>
 </div>
@@ -20,6 +21,7 @@ <h1 id="c1">Chapter 1 : hello</h1><br/>
 <p>
 
 This is an integral
+<h1 id="c2">Chapter 2 : test</h1><br/>
 <img src="https://latex.codecogs.com/svg.image?\begin{align*}3y &= 3 \\ 2x &= 4\end{align*}"/>
 <div style="margin: auto; text-align: center;">
 au center
diff --git a/test.txt b/test.txt
index 0d27503..2e71d4a 100644
--- a/test.txt
+++ b/test.txt
@@ -5,7 +5,8 @@ Hello
 \chapter{hello}
 tralalala
 \bigskip
-This is an integral 
+This is an integral
+\chapter{test}
 \begin{align*}
 2x &= 4 \\
 3y &= 3