diff --git a/ptbposter/ptbposter-add.sty b/ptbposter/ptbposter-add.sty
new file mode 100644
index 0000000000000000000000000000000000000000..2211798fe24168519d9cca3add681b3b2b38c2c1
--- /dev/null
+++ b/ptbposter/ptbposter-add.sty
@@ -0,0 +1,45 @@
+\ProvidesPackage{ptbposter-add}[2016/01/25 v0.1a supplements for ptbposter (RN)]
+
+\newcommand\putPicture[4][t]{%
+  \trivlist\item\relax
+  \noindent\begin{minipage}[t]{\linewidth}%
+    \small
+    \@begin@tempboxa\hbox{#2}%
+      \ifx\relax#3\relax\mbox{}\hfill\fi
+      \begin{minipage}[#1]{\width}%
+        \if#1t%
+          \raisebox{\dimexpr\ht\strutbox-\height}{\usebox\@tempboxa}%
+        \else
+          \usebox\@tempboxa
+        \fi
+      \end{minipage}%
+      \hfill
+      \ifx\relax#3\relax
+        \mbox{}
+      \else
+        \begin{minipage}[#1]{\dimexpr\linewidth-\width-\columnsep}%
+          \hspace{0pt}#3
+        \end{minipage}
+      \fi
+      \par\ifx\relax#4\relax\else\vskip\columnsep #4\fi
+    \@end@tempboxa
+  \end{minipage}%
+  \endtrivlist
+}
+
+\newcommand\putInTwoColumn[2]{%
+  \trivlist\item\relax
+  \noindent\begin{minipage}[t]{\linewidth}%
+    \columnsep=.5\columnsep
+    \begin{minipage}[t]{\dimexpr.5\linewidth-\columnsep}%
+      #1
+    \end{minipage}%
+    \hfill
+    \begin{minipage}[t]{\dimexpr.5\linewidth-\columnsep}%
+      #2
+    \end{minipage}%
+  \end{minipage}%
+  \endtrivlist
+}
+
+\endinput