Add descriptions at least

README.md

@@ -1,6 +1,41 @@
 
 # Jenkins over Docker example
 
+This project contains various files such as Dockerfile or related files, which forms a practical Jenkins master-slave configuration over Docker.
 
+## To build Jenkins master node
 
+```
+#> bash master/dockerbuild.sh
+(An image knjname/jenkins-master will be registered.)
+```
 
+### And to run
+
+```
+#> bash master/dockerrun.sh
+(Note that /opt/jenkins-example will be automatically created.)
+```
+
+You can see the Jenkins at http://your_docker_host:8080/ .
+
+## To build Jenkins master node
+
+```
+#> bash slave/dockerbuild.sh
+(An image knjname/jenkins-slave will be registered.)
+```
+
+### And to run
+
+```
+#> bash slave/dockerrun.sh
+```
+
+SSHD listens to your_docker_host:10022 .
+
+To connect between the master and the slave, you have to configure it manually via Jenkins administration menu.
+
+# See more details
+
+See my blog entry http://knjname.hateblo.jp/entry/2014/05/03/190842 (In Japanese)