Microsoft office 2007 product key... could not find... when found it was invalid
"hello..i have a lenovo netbook idea pad s10-2 (with windows xp) bought some 2 years back..when i open microsoft office 2007 application it asks for a 25 character product key..i'hv used it several times without entering the key but now it has limited the functionality... i found a product key at the back of my netbook on a label...i think that shows windows in my netbook is a full version(correct me if i am not)...but when i tried entering this it says it is inalid...i downloaded a keyfinder (magical jelly bean keyfinder)...it came with an altogether new 25 character product key...even this one is found invalid....how to restore my product key and functionality of microsoft office 2007 "