GE 31GT740 31" TV "picture pig" Questions

...night the whole TV picture went out and the TV started squealing like a pig with a hot iron poker in it?s eye. (?Those people? are denying that it?s anything they did). REPLACE HORZ OUT ...

...picture on my tv. I have bought a pig tail that goes from VGA(the lap top side) to s-video/audio-video cables(tv side) but still cannot get a picture. anything I can do? > I have bought a pig tail ...