Is there some way to have 2+ JInternalFrames with one in front/back others?

Hi,Using JDK6, is there some way to put more than 1 JInternalFrame in same program, and one of them to stay in front of others, not side by side?
[159 byte] By [Edilmar_Alvesa] at [2007-11-26 16:22:12]
# 1
http://java.sun.com/docs/books/tutorial/uiswing/components/internalframe.html
Nethera at 2007-7-8 22:45:59 > top of Java-index,Desktop,Core GUI APIs...
# 2
OK, I think it's a problem in my layers... Thanks.
Edilmar_Alvesa at 2007-7-8 22:45:59 > top of Java-index,Desktop,Core GUI APIs...