hai, i am using nvidia geforce 8400 series graphics card. When i installed it moterboard VGA drivers are not installing. And when i try to open turbo c++ editor in full screen mode, it is displaying a black window for 2 sec and finally closing the turboc++ ide. Is there anybody to give me a solution for this problem. My operating system is Windows XP and i installed the graphic card drivers also. my system configuration: Intel core 2 duo processor, ASUS p5kpl-am/ps motherboard,4GB RAM,500 GB HDD and 20'' monitor.