how to set path?

i never successfully to write a Java Program, but i have done all setting b4 write code but can't take any effect on screen. why?
My PC OS is Win2000 Pro ServicePack 3
CPU:Celaron 667Mhz
RAM:256 PC133 SDRAM
Setting as below:
set path=C:\j2sdk1.4.1_01\bin
set classpath=C:\j2sdk1.4.1_01\lib
Who can help me? Thx!

hi buddy well i am also new wityh java but you should also mentioned that your program is in program files

set path=C:\program files\j2sdk_nb\j2sdk1.4.1\bin

i hope that this will work if your java program installed in program files

bye
neosez