Hi I've installed Windows 7 Ultimate 6.1.7100 Build 7100. all function works properly but Internet Explorer 8 can not open some sites like java.sun.com or TPB and also run with a less speed. No virous etc by panda security. on the same machine WXP work nicely and have no problem. Net connected through DSL Broadband with 250KPBS. Help Pls. Hitendra