Error compiling

bushtuckerman:
Hi
I have just bought a arduino starter kit,when i upload the program this error message pop up

core.a(main.cpp.o): In function main': C:\Program Files\arduino-1.0.1-windows\arduino-1.0.1\hardware\arduino\cores\arduino/main.cpp:11: undefined reference to setup'
C:\Program Files\arduino-1.0.1-windows\arduino-1.0.1\hardware\arduino\cores\arduino/main.cpp:14: undefined reference to `loop'
I absolute got no idea at all cos i am a new starter
anyone got any idea pls help..........
cheer

1)Post your code here using code tags.
2) Have you downloaded IDE or you just copied from other PC. because i got same error message when i just copied from one pc to other . later i downloaded the New IDE from net and then started working fine