yesturday i turned my tv on and from the top down were these color lines on my tv. ive had this tv for over a year now.i noticed that the longer i left the tv on the color lines went away but it left this one line across the tv on the top. ive tried levaing it off and turning it back on but the colors come back. also ive tried unpluging it put it back in but it dont work . what do i do?

erica, June 2010