For the continued safety of your system it is HIGHLY recommended that you disable all java scrips and applets in your safari preferences. Much evilness and hacking is getting into and infecting Mac OS X this way. Safari menu Preferences Security Web content Uncheck any Java related anything If you must run java run an antivirus program with it. This is your PSA for the day. http://www.macworld.com/article/2028900/how-to-disable-java-on-your-mac.html