diff --git a/build.xml b/build.xml
index 9e5d229..49026b2 100644
--- a/build.xml
+++ b/build.xml
@@ -9,6 +9,7 @@
     -->
 <project name="olap4j" basedir="." default="dist" xmlns:ivy="antlib:org.apache.ivy.ant">
     <property file="${basedir}/test.properties"/>
+    <property name="unix.script" value="${basedir}/buildOnJdk.sh"/>
     <import file="subfloor.xml" />
 
     <property name="jar-jdk14.file"
@@ -29,32 +30,32 @@ ${src.dir}/org/olap4j/mdx/parser/impl/DefaultMdxParserSym.java" />
     </target>
 
     <condition property="jdk15.present">
-        <equals arg1="${ant.java.version}" arg2="1.5" />
+        <contains string="${java.version}" substring="1.5." />
     </condition>
 
     <condition property="jdk15.not.present">
         <not>
-            <equals arg1="${ant.java.version}" arg2="1.5" />
+          <contains string="${java.version}" substring="1.5." />
         </not>
     </condition>
 
     <condition property="jdk16.present">
-        <equals arg1="${ant.java.version}" arg2="1.6" />
+        <contains string="${java.version}" substring="1.6." />
     </condition>
 
     <condition property="jdk16.not.present">
         <not>
-            <equals arg1="${ant.java.version}" arg2="1.6" />
+          <contains string="${java.version}" substring="1.6." />
         </not>
     </condition>
 
     <condition property="jdk17.present">
-        <equals arg1="${ant.java.version}" arg2="1.7" />
+        <contains string="${java.version}" substring="1.7." />
     </condition>
 
     <condition property="jdk17.not.present">
         <not>
-            <equals arg1="${ant.java.version}" arg2="1.7" />
+           <contains string="${java.version}" substring="1.7." />
         </not>
     </condition>
 
@@ -108,6 +109,10 @@ olap4j_api.pdf"
         </tar>
     </target>
 
+    <target name="compile"
+        depends="init, compile.pre, compileJdk15, compileJdk16, compileJdk17, compile.src_copy, compile.res_copy, compile.lic_copy, compile.post"
+        description="Performs all the steps to prepare the bin directory with a complete compilation" />
+
     <target name="jar" depends="init, compile.pre, checkIsJdk15, compileJdk15, compileJdk16, compileJdk17, compile, compile-tests, set-build.id, generate.manifest"
         description="Jars up the bin directory after a compile">
         <zip destfile="${dist.dir}/${ivy.artifact.id}-${project.revision}.jar">
@@ -153,29 +158,29 @@ VERSION.txt" />
     </target>
 
     <target name="compileJdk15">
-        <exec osfamily="unix" executable="${basedir}/buildOnJdk.sh">
-            <arg line="jdk1.5 compile.compile"/>
+        <exec osfamily="unix" executable="${unix.script}">
+            <arg line="jdk1.5 -Dskip.download=true compile.compile"/>
         </exec>
         <exec osfamily="windows" dir="." executable="cmd">
-            <arg line="/c .\buildOnJdk.bat jdk1.5 compile.compile"/>
+            <arg line="/c .\buildOnJdk.bat jdk1.5 -Dskip.download=true compile.compile"/>
         </exec>
     </target>
     
     <target name="compileJdk16">
-        <exec osfamily="unix" executable="${basedir}/buildOnJdk.sh">
-            <arg line="jdk1.6 compile.compile"/>
+        <exec osfamily="unix" executable="${unix.script}">
+            <arg line="jdk1.6 -Dskip.download=true compile.compile"/>
         </exec>
         <exec osfamily="windows" dir="." executable="cmd">
-            <arg line="/c .\buildOnJdk.bat jdk1.6 compile.compile"/>
+            <arg line="/c .\buildOnJdk.bat jdk1.6 -Dskip.download=true compile.compile"/>
         </exec>
     </target>
     
     <target name="compileJdk17">
-        <exec osfamily="unix" executable="${basedir}/buildOnJdk.sh">
-            <arg line="jdk1.7 compile.compile"/>
+        <exec osfamily="unix" executable="${unix.script}">
+            <arg line="jdk1.7 -Dskip.download=true compile.compile"/>
         </exec>
         <exec osfamily="windows" dir="." executable="cmd">
-            <arg line="/c .\buildOnJdk.bat jdk1.7 compile.compile"/>
+            <arg line="/c .\buildOnJdk.bat jdk1.7 -Dskip.download=true compile.compile"/>
         </exec>
     </target>
 
@@ -320,8 +325,7 @@ class XmlaOlap4jDriverVersion {
     <!-- override compile task to account for special jdk handling -->
     <target name="compile.compile">
         <javac destdir="${classes.dir}" debug="${javac.debug}"
-            deprecation="${javac.deprecation}" fork="true" source="${javac.source}"
-            target="${javac.target}">
+            deprecation="${javac.deprecation}" fork="true">
             <classpath>
                 <path refid="classpath" />
             </classpath>
diff --git a/buildOnJdk.bat b/buildOnJdk.bat
index b65ee15..6baa862 100755
--- a/buildOnJdk.bat
+++ b/buildOnJdk.bat
@@ -1,17 +1,65 @@
 @echo off
-rem $Id: buildJdk16.bat 207 2009-05-05 14:58:00Z lucboudreau $
-rem Called recursively from 'ant release' to build the files which can only be
-rem built under JDK 1.6.
+rem $Id: //open/mondrian/buildOnJdk.bat#2 $
+
+rem **** This program takes 1 argument and a series of other arguments to pass to Ant.
+rem ****  - buildOnJdk.bat [jdk version] [ant arguments]
+
+rem **** The value of [jdk version] must be one of:
+rem ****  - jdk1.5
+rem ****  - jdk1.6
+rem ****  - jdk1.7
+
+rem **** It assumes the following environment variables are set.
+rem ****  - JAVA_HOME_15: Home directory of a JDK 1.5.X.
+rem ****  - JAVA_HOME_16: Home directory of a JDK 1.6.X.
+rem ****  - JAVA_HOME_17: Home directory of a JDK 1.7.X.
+
+rem **** It also assumes that Ant is on the classpath.
+
+rem =============================================================================
+rem ===== You can set some environment variables right here if needed ===========
+
+rem Change the following line to point to your JDK 1.5 home.
+set JAVA_HOME_15=C:\apps\java\jdk1.5.0_22
 
 rem Change the following line to point to your JDK 1.6 home.
-set JAVA_HOME=C:\jdk1.6.0_11
-rem set JAVA_HOME=C:\java\jdk1.6.0_13
+set JAVA_HOME_16=C:\apps\java\jdk1.6.0_27
+
+rem Change the following line to point to your JDK 1.7 home.
+set JAVA_HOME_17=C:\apps\java\jdk1.7.0_01
 
 rem Change the following line to point to your ant home.
-set ANT_HOME=C:\open\thirdparty\ant
-rem set ANT_HOME=C:\ant\ant-1.7.0
+rem set ANT_HOME=C:\apps\ant\1.7.1
+rem set ANT_HOME=C:\apps\ant\1.8.1
+
+rem ======================================================
+rem ===== Don't touch anything below this line ===========
+
+if %1==jdk1.5 (
+set JAVA_HOME=%JAVA_HOME_15%
+)
+if %1==jdk1.6 (
+set JAVA_HOME=%JAVA_HOME_16%
+)
+if %1==jdk1.7 (
+set JAVA_HOME=%JAVA_HOME_17%
+)
+
+set ANT_ARGUMENTS=
+for %%A in (%*) do (
+set ANT_ARGUMENTS=%ANT_ARGUMENTS% %%A
+)
+
+rem We set JAVACMD for the benefit of Ant.
+set JAVACMD=%JAVA_HOME%\bin\java.exe
+
+rem Some debug info
+echo Using ANT_HOME: %ANT_HOME%
+echo Using JAVA_HOME: %JAVA_HOME%
+echo Using JAVACMD: %JAVACMD%
+echo Using Ant arguments: %ANT_ARGUMENTS%
+
+ant %ANT_ARGUMENTS%
 
-set PATH=%JAVA_HOME%\bin;%PATH%
-%ANT_HOME%\bin\ant compile.compile
+rem End buildJdk16.bat
 
-# End buildJdk16.bat
diff --git a/buildOnJdk.sh b/buildOnJdk.sh
index 666fab8..3ed49f1 100755
--- a/buildOnJdk.sh
+++ b/buildOnJdk.sh
@@ -1,4 +1,4 @@
-# $Id: //open/mondrian/buildJdk16.sh#3 $
+# $Id: //open/mondrian/buildOnJdk.sh#2 $
 # Called recursively from 'ant release' to build the files which can only be
 # built under a particular JDK version.
 #
@@ -22,6 +22,10 @@ if [ ! -d "$JAVA_HOME" ]; then
 fi
 
 export PATH=$JAVA_HOME/bin:$PATH
-ant -Dskip.download=true "$@"
+
+echo Using JAVA_HOME: $JAVA_HOME
+echo Using Ant arguments: $@
+
+ant "$@"
 
 # End buildOnJdk.sh