My laptop screen jumps up and down

[lady1201]

what makes a labtop jump up and down. and how to fix it. i have a hp labtop g60-535dx

 

[bobusboy]

What part of the screen is "jumping down"?

 

[inzone]

Could be an overheating problem , do you have one of those laptop coolers that you set your laptop on. It provides auxillary cooling with fans underneath the laptop.

Cooler Master Notebook Cooling Model NotePal U2
$21.99
http://www.newegg.com/Product/Product.aspx?Item=N82E16834997730