an error message show "JavaFX install not completed. See java.com/javafx for troubleshooting information." after following DTFX flow to install FX runtime

*** Steps to reproduce:
0) Install jre7-b148
1) Make sure no FX run time on the system
2) Using Firefox to invoke DT-enable FX applet
http://jfx.us.oracle.com/hudson/view/Presidio/job/presidio-deploy-scrum/308/label=windows-i586-14/artifact/artifacts/apps/experiments/BrickBreaker.html
3) DT flow kicked in- Following the instruction to install JavaFX 2.0 runtime all the way to the end
4) Click 'Close" button from Java FX 2.0 Setup Complete dialog

If you end up with the error message "JavaFX install not completed. See java.com/javafx for troubleshooting information." and not BrickBreaker applet loaded then the issue is reproducible

Note: actually the fx has been installed and if you refresh the page, the app can be loaded successfully.