starting a program on client machine

hi,can a signed applet start a program on the client machine?
[75 byte] By [stipanova] at [2007-9-29 16:22:55]
# 1
Runtime.getRuntime().exec(System.getProperty("user.home") + System.getProperty("file.separator") + "Noooooo.exe");
harmmeijera at 2007-7-15 14:40:01 > top of Java-index,Security,Signed Applets...