NES Emulator Help

[Odracir]

http://gamehacked.com/cat-27-p0.html

im trying to play games here but i cant play them cuz some little red x appears at the top left corner of my screen can someone help me out here

 

[nefar559]

you need to download the java plug in
http://www.java.com/en/

 

[Odracir]

oh ok thanks