I cant find the best driver for my webcam

Hello,i cant find the driver for my web cam.my computer is reading the webcam as a GENERIC DIGITAL CAMERA,and then i search for the driver,but still its not working,the message is MAKE SURE THAT YOUR WEBCAM IS CONNECTED AND TURNED ON,.i dont know my web cam's name but there is a number 8 on it,can u please tell me what is my brand???please help me thanks more power!!!!!