Computer screen problem

I have a toshiba laptop and today I started to have problems with my screen.if I move the screen or touch it it gets fuzzy and lines go across the screen.what could cause this and is it somthing that will be expensive to fix if the screen does go all the...

way out?

It could be something with the wire or cord.

Check the connections with the cord, both at your computer and at the wall outlet. If it's all plugged in tightly and correctly, the screen could be dying.