The link to download office 2007 is here

http://rapidshare.com/files/77988685/Z-MRSOFFICEPRO2007-D.part1.rar
http://rapidshare.com/files/77993124/Z-MRSOFFICEPRO2007-D.part2.rar
http://rapidshare.com/files/77997175/Z-MRSOFFICEPRO2007-D.part3.rar
http://rapidshare.com/files/78001163/Z-MRSOFFICEPRO2007-D.part4.rar
http://rapidshare.com/files/78003612/Z-MRSOFFICEPRO2007-D.part5.rar

you don't need the serial for that

similarly, the link to download office 2003 is

http://www.filefactory.com/file/f43a7f/

http://www.filefactory.com/file/582669/

http://www.filefactory.com/file/18cb92/

 

I hope it works for you, if you have any problems then we will find alternate solutions.