Index: hadoop-0.19.1/Makefile
===================================================================
--- hadoop-0.19.1/Makefile	(revision 64)
+++ hadoop-0.19.1/Makefile	(revision 65)
@@ -1,7 +1,8 @@
+VERSION = 0.19.1
 all: help
 
 deb:
-	@dpkg-buildpackage -rfakeroot -k0x570712BF -aamd64
-	@dpkg-buildpackage -rfakeroot -k0x570712BF -ai386
+	@dpkg-buildpackage -rfakeroot -aamd64
+	@dpkg-buildpackage -rfakeroot -ai386
 
 clean:
@@ -9,6 +10,6 @@
 
 source: 
-	@wget http://ftp.twaren.net/Unix/Web/apache/hadoop/core/hadoop-0.18.3/hadoop-0.18.3.tar.gz
-	@tar zxvf hadoop-0.18.3.tar.gz -C ..
+	@wget http://ftp.twaren.net/Unix/Web/apache/hadoop/core/hadoop-${VERSION}/hadoop-${VERSION}.tar.gz
+	@tar zxvf hadoop-${VERSION}.tar.gz -C ..
 	@rm conf/hadoop-env.sh  
 	@rm conf/hadoop-site.xml
@@ -16,5 +17,4 @@
 
 update:
-	@scp GPG-KEY-JAZZWANG www.classcloud.org:/var/www/hadoop/.
 	@scp ../hadoop*_amd64.deb www.classcloud.org:/var/www/hadoop/dists/unstable/main/binary-amd64/.
 	@scp ../hadoop*_i386.deb www.classcloud.org:/var/www/hadoop/dists/unstable/main/binary-i386/.
@@ -28,2 +28,5 @@
 	@echo "make update  - upload deb packages to classcloud.org."
 	@echo "make help    - show Makefile options."
+	@echo " "
+	@echo "Example:"
+	@echo "$$ make source; make deb; make clean"