diff --git a/content/createthread.cpp b/content/createthread.cpp
index 3cf7c84..cd3d2d1 100755
--- a/content/createthread.cpp
+++ b/content/createthread.cpp
@@ -94,6 +94,7 @@ void Content::PostFunCreateThread()
 		return;
 
 	ReadItem(request.item, Item::dir);
+	SetUser(request.item);
 	ReadThread(request.thread);
 	request.item.privileges = 0777; // !! tymczasowo 777 aby wszyscy mogli wysylac posty
 
diff --git a/content/createticket.cpp b/content/createticket.cpp
index a8f40a2..131bdd3 100755
--- a/content/createticket.cpp
+++ b/content/createticket.cpp
@@ -182,6 +182,7 @@ void Content::PostFunCreateTicket()
 		return;
 
 	ReadItem(request.item, Item::dir);
+	SetUser(request.item);
 	ReadTicket(request.ticket);
 	request.item.privileges = 0777; // !! tymczasowo 777 aby wszyscy mogli wysylac posty
 
diff --git a/content/editticket.cpp b/content/editticket.cpp
index bc45ca8..22764ac 100755
--- a/content/editticket.cpp
+++ b/content/editticket.cpp
@@ -138,8 +138,9 @@ void Content::PostFunEditTicket()
 	if( !FunEditTicketCheckAccess() )
 		return;
 
-
 	ReadItem(request.item, Item::dir);
+	// co z uzytkownikiem i grupš? chyba nie wczytane? !!! (wczesniej bylo SetUser() w ReadItem() - teraz nie ma)
+	// dodac informacje o modyfikacji !!!
 
 	if( !FunCreateTicketCheckAbuse() )
 	{
diff --git a/content/emacs.cpp b/content/emacs.cpp
index f38ec08..6e63231 100755
--- a/content/emacs.cpp
+++ b/content/emacs.cpp
@@ -56,8 +56,14 @@ void Content::PostFunEmacsAdd(Item & item)
 
 void Content::PostFunEmacsEdit(bool with_url)
 {
+	if( request.session->puser )
+		request.item.modification_user_id = request.session->puser->id;
+	else
+		request.item.modification_user_id = -1;
+
 	request.item.SetDateModifyToNow();
 	request.status = db.EditItemById(request.item, with_url);
+
 	
 	if( request.status == WINIX_ERR_OK )
 	{
@@ -131,6 +137,7 @@ void Content::PostFunEmacs()
 	{
 		request.is_item          = true;
 		request.item.privileges  = 0644; // !! tymczasowo, bedzie uzyte umask
+		SetUser(request.item);
 		PostFunEmacsAdd(request.item);
 	}
 	else
diff --git a/content/misc_item.cpp b/content/misc_item.cpp
index 12bb5b7..5f99bde 100755
--- a/content/misc_item.cpp
+++ b/content/misc_item.cpp
@@ -114,8 +114,6 @@ bool Content::ReadItem(Item & item, Item::Type item_type)
 
 	bool edit_with_url = ReadItemUrlSubject(item, item_type);
 
-	SetUser(item);
-
 	if( item_type == Item::file )
 		ReadItemContentWithType(item);
 
diff --git a/content/mkdir.cpp b/content/mkdir.cpp
index 61e95e6..a03cf46 100755
--- a/content/mkdir.cpp
+++ b/content/mkdir.cpp
@@ -51,6 +51,7 @@ void Content::PostFunMkdir(bool add_to_dir_table, int privileges)
 		return;
 
 	ReadItem(request.item, Item::dir);
+	SetUser(request.item);
 	request.item.privileges = privileges;
 
 	Mkdir(request.item, add_to_dir_table);
diff --git a/content/upload.cpp b/content/upload.cpp
index d69afa1..970b4be 100755
--- a/content/upload.cpp
+++ b/content/upload.cpp
@@ -136,6 +136,7 @@ void Content::UploadSingle()
 	bool has_url     = (new_url && (*new_url)[0] != 0 );
 
 	ReadItem(request.item, Item::file); // ReadItem() changes the url if it is empty
+	SetUser(request.item);
 	request.item.privileges = 0644; // !! tymczasowo
 
 	const char * file_name = request.post_file_table.begin()->second.filename.c_str();
diff --git a/core/db.cpp b/core/db.cpp
index b6489a8..fdf52e6 100755
--- a/core/db.cpp
+++ b/core/db.cpp
@@ -455,9 +455,10 @@ Error Db::AddItemIntoItem(Item & item)
 	{
 		AssertConnection();
 		std::ostringstream query;
-		query << "insert into core.item (user_id, group_id, privileges, date_creation, date_modification, type, "
+		query << "insert into core.item (user_id, modification_user_id, group_id, privileges, date_creation, date_modification, type, "
 				 "parent_id, content_id, auth, auth_path, default_item, subject, guest_name, url) values (";
 		query << '\'' << item.user_id                        << "', ";
+		query << '\'' << item.modification_user_id           << "', ";
 		query << '\'' << item.group_id                       << "', ";
 		query << '\'' << item.privileges                     << "', ";
 		query << '\'' << ConvertTime(item.date_creation)     << "', ";
@@ -562,7 +563,7 @@ Error Db::EditItemInItem(Item & item, bool with_url)
 	{
 		AssertConnection();
 		std::ostringstream query;
-		query << "update core.item set (user_id, group_id, privileges, date_creation, date_modification, type, " 
+		query << "update core.item set (user_id, modification_user_id, group_id, privileges, date_creation, date_modification, type, " 
 				 "default_item, parent_id, subject, guest_name, auth, auth_path";
 		
 		if( with_url )
@@ -570,6 +571,7 @@ Error Db::EditItemInItem(Item & item, bool with_url)
 		
 		query << ") = (";
 		query << '\'' << item.user_id                        << "', ";
+		query << '\'' << item.modification_user_id           << "', ";
 		query << '\'' << item.group_id                       << "', ";
 		query << '\'' << item.privileges                     << "', ";
 		query << '\'' << ConvertTime(item.date_creation)     << "', ";
@@ -795,7 +797,7 @@ PGresult * Db::GetItemsQuery(const ItemQuery & iq)
 	query << "select item.id";
 	
 	if( iq.sel_parent_id )		query << " ,parent_id";
-	if( iq.sel_user_id )		query << " ,user_id";
+	if( iq.sel_user_id )		query << " ,user_id, modification_user_id";
 	if( iq.sel_group_id )		query << " ,group_id";
 	if( iq.sel_guest_name)		query << " ,guest_name";
 	if( iq.sel_privileges )		query << " ,privileges";
@@ -1092,7 +1094,7 @@ bool result = false;
 		AssertConnection();
 
 		std::ostringstream query;
-		query << "select user_id, group_id, privileges, guest_name from core.item"
+		query << "select user_id, modification_user_id, group_id, privileges, guest_name from core.item"
 			  << " where item.id='" << id << "';";
 		
 		r = AssertQuery( query.str() );
@@ -1129,8 +1131,9 @@ Error Db::EditPrivById(Item & item, long id)
 	{
 		AssertConnection();
 		std::ostringstream query;
-		query << "update core.item set (user_id, group_id, privileges, guest_name) = (";
+		query << "update core.item set (user_id, modification_user_id, group_id, privileges, guest_name) = (";
 		query << '\'' << item.user_id                << "', ";
+		query << '\'' << item.modification_user_id   << "', ";
 		query << '\'' << item.group_id               << "', ";
 		query << '\'' << item.privileges             << "', ";
 		query << '\'' << Escape(item.guest_name)     << "' ";
diff --git a/core/db.h b/core/db.h
index e0615ab..563d7b9 100755
--- a/core/db.h
+++ b/core/db.h
@@ -56,7 +56,7 @@ public:
 	{
 		// id is selected always
 		bool sel_parent_id;		// parent_id
-		bool sel_user_id;		// user_id
+		bool sel_user_id;		// user_id, modification_user_id
 		bool sel_group_id;		// group_id
 		bool sel_guest_name;	// guest_name
 		bool sel_privileges;	// privileges
@@ -223,7 +223,7 @@ protected:
 	struct ItemColumns
 	{
 		int id, user_id, group_id, privileges, date_creation, date_modification, url, type, parent_id,
-			content_id, default_item, subject, content, content_type, guest_name, auth, auth_path;
+			content_id, default_item, subject, content, content_type, guest_name, auth, auth_path, modification_user_id;
 	 	
 		void SetColumns(PGresult * r);
 		void SetItem(PGresult * r, long row, Item & item);
diff --git a/core/db_itemcolumns.cpp b/core/db_itemcolumns.cpp
index 31f45ef..22ad2e7 100755
--- a/core/db_itemcolumns.cpp
+++ b/core/db_itemcolumns.cpp
@@ -31,6 +31,7 @@ void Db::ItemColumns::SetColumns(PGresult * r)
 	guest_name        = PQfnumber(r, "guest_name");
 	auth              = PQfnumber(r, "auth");
 	auth_path         = PQfnumber(r, "auth_path");
+	modification_user_id = PQfnumber(r, "modification_user_id");
 }
 
 
@@ -54,6 +55,7 @@ void Db::ItemColumns::SetItem(PGresult * r, long row, Item & item)
 	if( guest_name        != -1 ) item.guest_name        = Db::AssertValue(r, row, guest_name);
 	if( auth              != -1 ) item.auth              = static_cast<Item::Auth>( atoi(Db::AssertValue(r, row, auth)) );
 	if( auth_path         != -1 ) item.auth_path         = Db::AssertValue(r, row, auth_path);
+	if( modification_user_id != -1 ) item.modification_user_id = atol( Db::AssertValue(r, row, modification_user_id) );
 }
 
 
diff --git a/core/item.h b/core/item.h
index 212f6de..7941b8b 100755
--- a/core/item.h
+++ b/core/item.h
@@ -25,6 +25,8 @@ long user_id;
 long group_id;
 std::string guest_name; // used as a user name when user_id is equal -1
 
+long modification_user_id; // who has modified the item last (not taken into account when checking permissions)
+
 int privileges;
 
 tm date_creation;
@@ -109,7 +111,8 @@ void Clear()
 	user_id = -1;
 	group_id = -1;
 	privileges = 0;
-	
+	modification_user_id = -1;
+
 	guest_name.clear();
 	
 	subject.clear();
diff --git a/html/item_info.html b/html/item_info.html
index 7d7d4a2..2758bd9 100755
--- a/html/item_info.html
+++ b/html/item_info.html
@@ -1 +1 @@
-<p class="iteminfo">{added_by}: [item_user], [item_date_creation_nice][if-no item_dates_equal], {last_modified}: [item_date_modification_nice][end]</p>
+<p class="iteminfo">{added_by}: [item_user], [item_date_creation_nice][if-no item_dates_equal], {last_modified}[if-one item_users_different] {by}: [item_modification_user], [else]: [end][item_date_modification_nice][end]</p>
diff --git a/html/item_tab_info.html b/html/item_tab_info.html
index 71a5856..f5f49a4 100755
--- a/html/item_tab_info.html
+++ b/html/item_tab_info.html
@@ -1 +1 @@
-<p class="[if-index item_tab odd]itemtabinfo[else][is mount_thread_is "subject"]itemtabinfo[else]itemtabinfo2[end][end]">{added_by}: [item_tab_user], [item_tab_date_creation_nice][if-no item_tab_dates_equal], {last_modified}: [item_tab_date_modification_nice][end]</p>
+<p class="[if-index item_tab odd]itemtabinfo[else][is mount_thread_is "subject"]itemtabinfo[else]itemtabinfo2[end][end]">{added_by}: [item_tab_user], [item_tab_date_creation_nice][if-no item_tab_dates_equal], {last_modified}[if-one item_tab_users_different] {by}: [item_tab_modification_user], [else]: [end][item_tab_date_modification_nice][end]</p>
diff --git a/locale/en b/locale/en
index 254c84a..1950284 100755
--- a/locale/en
+++ b/locale/en
@@ -20,6 +20,7 @@ req_per_sec = Requests per second
 
 added_by = Added by
 last_modified = Last modified
+by = by
 
 error_404 = Error 404
 error_404_msg = We are sory but there is no such a page in our service.
diff --git a/locale/pl b/locale/pl
index bfc66a4..97de25f 100755
--- a/locale/pl
+++ b/locale/pl
@@ -20,6 +20,7 @@ req_per_sec = wywo
 
 added_by = Dodane przez
 last_modified = ostatnio modyfikowany
+by = przez
 
 error_404 = Błąd 404
 error_404_msg = Przykro nam ale podanej strony nie ma w naszym serwisie.
diff --git a/templates/item.cpp b/templates/item.cpp
index 0d64517..4d8d256 100755
--- a/templates/item.cpp
+++ b/templates/item.cpp
@@ -21,6 +21,22 @@ namespace TemplatesFunctions
 
 
 
+void print_user_name(Info & i, const User * puser, const std::string & guest_name)
+{
+	if( puser )
+	{
+		HtmlEscape(i.out, puser->name);
+	}
+	else
+	{
+		i.out << "~";
+		
+		if( !guest_name.empty() )
+			HtmlEscape(i.out, guest_name);
+		else
+			i.out << "guest"; // !! dodac do konfiga
+	}
+}
 
 
 
@@ -208,18 +224,21 @@ void item_info(Info & i)
 void item_user(Info & i)
 {
 	User * puser = data.users.GetUser(request.item.user_id);
-	
-	if( puser )
-		HtmlEscape(i.out, puser->name);
-	else
-	{
-		i.out << "~";
-		
-		if( !request.item.guest_name.empty() )
-			HtmlEscape(i.out, request.item.guest_name);
-		else
-			i.out << "guest"; // !! dodac do konfiga
-	}
+	print_user_name(i, puser, request.item.guest_name);
+}
+
+
+
+void item_modification_user(Info & i)
+{
+	User * puser = data.users.GetUser(request.item.modification_user_id);
+	print_user_name(i, puser, request.item.guest_name);
+}
+
+
+void item_users_different(Info & i)
+{
+	i.res = (request.item.user_id != request.item.modification_user_id);
 }
 
 
@@ -434,22 +453,33 @@ void item_tab_user(Info & i)
 	if( item_index < request.item_table.size() )
 	{
 		User * puser = data.users.GetUser(request.item_table[item_index].user_id);
-		
-		if( puser )
-			HtmlEscape(i.out, puser->name);
-		else
-		{
-			i.out << "~";
-			
-			if( !request.item_table[item_index].guest_name.empty() )
-				HtmlEscape(i.out, request.item_table[item_index].guest_name);
-			else
-				i.out << "guest"; // !! dodac do konfiga
-		}
+		print_user_name(i, puser, request.item_table[item_index].guest_name);
 	}
 }
 
 
+
+void item_tab_modification_user(Info & i)
+{
+	if( item_index < request.item_table.size() )
+	{
+		User * puser = data.users.GetUser(request.item_table[item_index].modification_user_id);
+		print_user_name(i, puser, request.item_table[item_index].guest_name);
+	}
+}
+
+
+
+void item_tab_users_different(Info & i)
+{
+	if( item_index < request.item_table.size() )
+	{
+		i.res = (request.item_table[item_index].user_id != request.item_table[item_index].modification_user_id);
+	}
+}
+
+
+
 void item_tab_group(Info & i)
 {
 	if( item_index < request.item_table.size() )
@@ -492,17 +522,22 @@ void item_tab_date_creation_nice(Info & i)
 	if( item_index < request.item_table.size() )
 	{
 		tm * ptm = &request.item_table[item_index].date_creation;
-		TemplatesMisc::print_date_nice(i, ptm);		
+		TemplatesMisc::print_date_nice(i, ptm);	
+
+		i.out << "<!-- creation hour: " << ptm->tm_hour << " -->";
 	}
 }
 
 
+
 void item_tab_date_modification_nice(Info & i)
 {
 	if( item_index < request.item_table.size() )
 	{
 		tm * ptm = &request.item_table[item_index].date_modification;
-		TemplatesMisc::print_date_nice(i, ptm);		
+		TemplatesMisc::print_date_nice(i, ptm);
+
+		i.out << "<!-- modification hour: " << ptm->tm_hour << " -->";
 	}
 }
 
@@ -520,15 +555,6 @@ void item_tab_dates_equal(Info & i)
 				ptm1->tm_hour == ptm2->tm_hour && 
 				ptm1->tm_min  == ptm2->tm_min  && 
 				ptm1->tm_sec  == ptm2->tm_sec;
-
-		i.out << "<!-- equal:(" << (int)i.res << ") \n";
-		i.out << ptm1->tm_year << ", " << ptm2->tm_year << ", "
-			<< ptm1->tm_mon  << ", " << ptm2->tm_mon << ", "
-			<< ptm1->tm_mday << ", " << ptm2->tm_mday << ", "
-			<< ptm1->tm_hour << ", " << ptm2->tm_hour << ", "
-			<< ptm1->tm_min  << ", " << ptm2->tm_min << ", "
-			<< ptm1->tm_sec  << ", " << ptm2->tm_sec
-			<< " -->";
 	}
 }
 
diff --git a/templates/misc.cpp b/templates/misc.cpp
index 583f260..0ccb430 100755
--- a/templates/misc.cpp
+++ b/templates/misc.cpp
@@ -17,11 +17,14 @@ namespace TemplatesMisc
 {
 
 
-void print_date_nice(Ezc::Info & i, tm * ptm)
+void print_date_nice(Ezc::Info & i, const tm * ptm)
 {
-	time_t t       = mktime(ptm);
+	tm tm_temp(*ptm);
+
+	time_t t       = mktime(&tm_temp); // mktime do something in tm_temp
 	time_t now     = time(0);
 	time_t one_day = 60 * 60 * 24;
+	
 
 	if( t + one_day > now )
 		i.out << DateToStr(ptm->tm_year + 1900, ptm->tm_mon + 1, ptm->tm_mday, ptm->tm_hour, ptm->tm_min, ptm->tm_sec);
diff --git a/templates/misc.h b/templates/misc.h
index 997539a..64332a6 100755
--- a/templates/misc.h
+++ b/templates/misc.h
@@ -25,7 +25,7 @@ namespace TemplatesMisc
 typedef std::vector<std::vector<Ezc::Pattern> > Patterns;
 
 
-void print_date_nice(Ezc::Info & i, tm * ptm);
+void print_date_nice(Ezc::Info & i, const tm * ptm);
 
 
 
diff --git a/templates/templates.cpp b/templates/templates.cpp
index 0d91b0c..04fc774 100755
--- a/templates/templates.cpp
+++ b/templates/templates.cpp
@@ -216,6 +216,8 @@ void Templates::CreateFunctions()
 	functions.Insert("item_can_remove",            item_can_remove);
 	functions.Insert("item_info",                  item_info);
 	functions.Insert("item_user",                  item_user);
+	functions.Insert("item_modification_user",     item_modification_user);
+	functions.Insert("item_users_different",       item_users_different);
 	functions.Insert("item_date_creation",         item_date_creation);
 	functions.Insert("item_date_modification",     item_date_modification);
 	functions.Insert("item_date_creation_nice",    item_date_creation_nice);
@@ -239,9 +241,11 @@ void Templates::CreateFunctions()
 	functions.Insert("item_tab_can_read",          item_tab_can_read);
 	functions.Insert("item_tab_info",              item_tab_info);
 	functions.Insert("item_tab_user",              item_tab_user);
+	functions.Insert("item_tab_modification_user", item_tab_modification_user);
+	functions.Insert("item_tab_users_different",   item_tab_users_different);
 	functions.Insert("item_tab_group",             item_tab_group);
-	functions.Insert("item_tab_date_creation",     item_tab_date_creation);
-	functions.Insert("item_tab_date_modification", item_tab_date_modification);
+	functions.Insert("item_tab_date_creation",          item_tab_date_creation);
+	functions.Insert("item_tab_date_modification",      item_tab_date_modification);
 	functions.Insert("item_tab_date_creation_nice",     item_tab_date_creation_nice);
 	functions.Insert("item_tab_date_modification_nice", item_tab_date_modification_nice);
 	functions.Insert("item_tab_dates_equal",       item_tab_dates_equal);
diff --git a/templates/templates.h b/templates/templates.h
index 4dac678..a3bb336 100755
--- a/templates/templates.h
+++ b/templates/templates.h
@@ -127,6 +127,8 @@ namespace TemplatesFunctions
 	void item_can_remove(Info & i);
 	void item_info(Info & i);
 	void item_user(Info & i);
+	void item_modification_user(Info & i);
+	void item_users_different(Info & i);
 	void item_date_creation(Info & i);
 	void item_date_modification(Info & i);
 	void item_date_creation_nice(Info & i);
@@ -150,6 +152,8 @@ namespace TemplatesFunctions
 	void item_tab_can_read(Info & i);
 	void item_tab_info(Info & i);
 	void item_tab_user(Info & i);
+	void item_tab_modification_user(Info & i);
+	void item_tab_users_different(Info & i);
 	void item_tab_group(Info & i);
 	void item_tab_date_creation(Info & i);
 	void item_tab_date_modification(Info & i);