Index: PrivilegedRunner.java
===================================================================
RCS file: /home/cvsroot/SII-MP/PUIClientInstallation/src/com/izforge/izpack/installer/PrivilegedRunner.java,v
retrieving revision 1.1
diff -u -r1.1 PrivilegedRunner.java
--- PrivilegedRunner.java	1 Sep 2009 15:03:17 -0000	1.1
+++ PrivilegedRunner.java	4 Sep 2009 00:30:19 -0000
@@ -137,10 +137,19 @@
     {
         String javaCommand = getJavaCommand();
         String installer = getInstallerJar();
-        ProcessBuilder builder = new ProcessBuilder(getElevator(javaCommand, installer));
+        List<String> command = getElevator(javaCommand, installer);
+        command.add(getCmdlineArgument());
+        
+        ProcessBuilder builder = new ProcessBuilder(command);
         builder.environment().put("izpack.mode", "privileged");
+        
         return builder.start().waitFor();
     }
+    
+    private String getCmdlineArgument(){
+    	String s = System.getProperty("izpack.cmdline_argument");
+    	return s == null ? "" : s;
+    }
 
     private List<String> getElevator(String javaCommand, String installer) throws IOException, InterruptedException
     {
Index: Installer.java
===================================================================
RCS file: /home/cvsroot/SII-MP/PUIClientInstallation/src/com/izforge/izpack/installer/Installer.java,v
retrieving revision 1.1
diff -u -r1.1 Installer.java
--- Installer.java	1 Sep 2009 15:03:17 -0000	1.1
+++ Installer.java	4 Sep 2009 00:30:19 -0000
@@ -61,6 +61,7 @@
 					ConsoleInstaller consoleInstaller = new ConsoleInstaller();
 					consoleInstaller.doInstall();
 				} else {
+					System.setProperty("izpack.cmdline_argument", args[0]);
 					AutomatedInstaller ai = new AutomatedInstaller(args[0]);
 					ai.doInstall();
 				}