Reinstalled Win2k / Cannot Go On Internet

i reinstalled win2k but i cannot go on the internet. it seems that the network conections are gone. im not quite sure of the problein but i know that there is something wrong because when i try to turn on microsoft word it has an error "works task launcher cannot install the neccessary files to your computer's hard drive. there may be problems with your computer's hard drive. you can try reinstalling works cannot complete the task. try restarting windows or reinstalling Works".can someone diagnose the problem please.is there something that i can run to find out the problem?