diff --git a/code/Makefile b/code/Makefile
new file mode 100644
index 0000000..73f6ff8
--- /dev/null
+++ b/code/Makefile
@@ -0,0 +1,12 @@
+######################################################
+#		TetaTricks
+#
+
+# exemples du bouquin
+
+ex_curses:	ex_curses.c Makefile
+	gcc -Wall $< -o $@ -lncurses
+
+thread-demo:	thread-demo.c Makefile
+	gcc -Wall -pthread $< -o $@ 
+
diff --git a/code/move-xlogo.sh b/code/move-xlogo.sh
new file mode 100755
index 0000000..28436ee
--- /dev/null
+++ b/code/move-xlogo.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+xlogo &
+sleep 1
+job=$!    ;   echo "job = " $job
+
+WIN=$(xdotool search -name 'xlogo')
+echo "win = " $WIN
+
+for foo in $(seq 10 33 900)
+do
+	sleep 1
+	xdotool windowmove $WIN 50 $foo
+done
+
+kill $job
diff --git a/code/tagpic.sh b/code/tagpic.sh
new file mode 100755
index 0000000..d0d76d7
--- /dev/null
+++ b/code/tagpic.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+function tagpic
+{
+infile="$1"
+outfile="$2"
+texte="$3"
+txtfont=" -font Utopia "
+fontsize=" -pointsize 96 -kerning 4 "
+color=" -fill Gray20 -stroke White "
+txtopts=" -antialias -alpha off $txtfont "
+convert	        $infile	                           \
+                ${txtopts}                         \
+                ${txtfont} ${fontsize}             \
+                ${color}                           \
+                -gravity South                     \
+                -annotate +0+85 "${texte}"         \
+                $outfile
+}
+
+if [ "$#" -eq 1 ] ; then
+	tagpic foo.png bar.png "$1"
+	display bar.png
+fi
+
+