diff --git a/ReleasePackage.csh b/ReleasePackage.csh
new file mode 100644
index 0000000..cd9c8da
--- /dev/null
+++ b/ReleasePackage.csh
@@ -0,0 +1,27 @@
+#!c:/tcsh/tcsh.exe
+
+set mydir="cr_generate_id"
+
+set myfiles="Makefile.sharp main.c cr_generate_id.h libgenid.a readme_openssl.txt LICENSE_en.txt LICENSE_jp.txt readme.txt readme_openssl.txt"
+
+
+if(-e $mydir.zip) then
+    rm -f $mydir.zip
+endif
+
+if(-d  $mydir ) then
+    rm -rf $mydir
+endif
+
+mkdir $mydir
+
+foreach myfile ($myfiles)
+    if(-e $mydir/$myfile) then
+	rm -f $mydir/$myfile
+    endif
+    cp $myfile $mydir/$myfile
+end
+
+mv $mydir/Makefile.sharp $mydir/Makefile
+
+zip $mydir.zip $mydir/*
diff --git a/ReleasePackage.sh b/ReleasePackage.sh
new file mode 100644
index 0000000..bb5bdde
--- /dev/null
+++ b/ReleasePackage.sh
@@ -0,0 +1,32 @@
+#!/usr/bin/sh
+
+mydir="generate_id"
+echo $mydir
+
+myfiles="Makefile.sharp main.c cr_generate_id.h libgenid.a readme_openssl.txt LICENSE_en.txt LICENSE_jp.txt readme.txt readme_openssl.txt"
+
+
+if [ -e mydir.zip ]
+then
+    rm -f $mydir.zip
+fi
+
+if [ -e $mydir ]
+then
+    rm -rf $mydir
+fi
+
+mkdir $mydir
+
+for myfile in $myfiles
+do
+    if [ -e $mydir/$myfile ]
+	then
+		rm -f $mydir/$myfile
+    fi
+    cp $myfile $mydir/$myfile
+done
+
+mv $mydir/Makefile.sharp $mydir/Makefile
+
+zip $mydir.zip $mydir/*