microsoft word 2003 error message

[3223]

when i open or close microsoft word 2003 i get the error message shown in the link bellow. if i just close the box it will go away and everything is fine but its really annoying. how do i get it to stop popping up every time i open or close word? thanks

http://img176.exs.cx/my.php?loc=img176&image=untitled1tw.png

[tesco]

tried reinstalling?

[Ariel_001]

Maybe a marco from some app is trying to do something?