--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nsis.rst	Mon May 17 17:21:21 2010 +0300
@@ -0,0 +1,57 @@
+-*- mode: outline; coding: utf-8 -*-
+
+* String.
+
+* Variables.
+
+Allowed chaacters for variable names: [a-z][A-Z][0-9] and '_'.
+
+** Macros definition.
+
+To define macro variable:
+
+  !define NAME "STRING"
+
+To access to there value use such syntax:
+
+  ${NAME}
+
+** Variable definition.
+
+To declare variable:
+
+  Var NAME
+
+There are exist registers (predefined variable) through them passed args for
+macros/functions/plug-ins:
+
+  $0, $1, $2, $3, $4, $5, $6, $7, $8, $9, $R0, $R1, $R2, $R3, $R4, $R5, $R6, $R7, $R8, $R9
+
+To assign value to variable use:
+
+  StrCpy $NAME "STRING"
+
+To access to there value use such syntax:
+
+  $NAME
+
+** Language strings.
+
+To declare multilingual string use:
+
+  LangString NAME LANGUAGE_ID "STRING"
+
+For 'LANGUAGE_ID' use '${LANG_ENGLISH}', '${LANG_RUSSIAN}', etc.
+
+To access to there value use such syntax:
+
+  $(NAME)
+
+** Standard language strings.
+
+You can see list of such var under Contrib\Language Files\*.nlf files, which
+loaded by 'LoadLanguageFile'.
+
+To access to there value use such syntax:
+
+  $(^NAME)