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Changes
Java
,→Installer Command-line Switches
These have changed from JRE 6 Update 10 and onwards.
http://java.sun.com/javase/6/docswebnotes/technotesinstall/guidesjre/jweb/otherFeatures/jre_installsilent.html#uninstallExamples gives the following list but it may or may not be complete:
* /lang=<language ID>, if used, sets the localized language for the installer (see language IDs)
* /s, if used, specifies a silent installation