http://www.goes.noaa.gov/applet/aniscode.jar
what happens when you click that link, if you get and open/save dialog click open, after that what happens
Also go to the cmd prompt as before and type
set CLASSPATH "enter"
then copy and paste the results here, right click the cmd prompt window titlebar, select MARK, drag over the text, and press enter, or select copy from the title bar then ctrl+v or paste it here
unless it says nothing