Sorry for the previous empty post, was having some problems. Anyway, is this the correct XP version I need? there are so damn many!
http://www.costco.com/Browse/Product.aspx?Prodid=11007829&search=windows&Sp=S&Mo=19&cm_re=1-_-Top_Left_Nav-_-Top_search&Nr=P_CatalogName:BC&Ns=P_Price|1||P_SignDesc1&N=0&whse=BC&Dx=mode+matchallpartial&Ntk=All&Dr=P_CatalogName:BC&Ne=4000000&D=windows&Ntt=windows&No=1&Ntx=mode+matchallpartial&Nty=1&topnav=&s=1
http://www.costco.com/Browse/Product.aspx?Prodid=11007829&search=windows&Sp=S&Mo=19&cm_re=1-_-Top_Left_Nav-_-Top_search&Nr=P_CatalogName:BC&Ns=P_Price|1||P_SignDesc1&N=0&whse=BC&Dx=mode+matchallpartial&Ntk=All&Dr=P_CatalogName:BC&Ne=4000000&D=windows&Ntt=windows&No=1&Ntx=mode+matchallpartial&Nty=1&topnav=&s=1