This avoids native Windows security issues entirely.
: Enhanced the API for better control over environment settings and stream redirection. java 6 update 45 64 bit download
A: Absolutely. Install to different directories. Use a batch script or IDE configuration to select which version runs your application. Never rely on system-wide PATH for Java 6. This avoids native Windows security issues entirely
java version "1.6.0_45" Java(TM) SE Runtime Environment (build 1.6.0_45-b06) Java HotSpot(TM) 64-Bit Server VM (build 20.45-b01, mixed mode) java 6 update 45 64 bit download