WINCON'S PROFILE

Ok so I have been using RPG MAKER 2003 for a long time but i was stupid and let a friend borrow the download disc and during that time i got a new comp so when i got my disc back to reinstall there was a whole in it..... any way so i went on the inter net and downloaded this virsion off RPG maker 2003 but it is differnt then my old one and i cant seem to find the erase event button... Any help?