First of all, try the suggestions above.
If they don't work, you'll have to find what model your graphics card is. Then, go onto the internet and search for any downloadable drivers for your card.
Finally, did your laptop come with any special system discs? If so, then try those first.
Sometimes, it feels as though my life is just a never-ending circle of pain and misery. Not to mention sadness, worthlessness, and humiliation. But I can only cry inside. Deep behind my happy smile and bright personality is a sad and lonely person, a mere figment of my former self. Someday, all this pain will be over. I will drop down and die. At other times I ask myself, \"If only this would happen right now\".