I Get A Black Bar For Quick Time Plugin Movies Fire Fox My Computer Makes Gliching/laggin Noises And Takes Long Time To Start Up. Its Not Freezin, But Lagge Glich.?

My Computer makes gliching/laggin noises and takes long time to start up. its not freezin, but lagge glich.? - i get a black bar for quick time plugin movies fire fox

Ok .. So for a while. . . When you turn the computer takes about 5 minutes only on the small screen of Windows that .. with the blue bar (- - - - -) this thing Black is loaded when you start, you can just say the first time there is a problem. the sound reaches all giltchy and lazy in his boot .. The computer is acting a bit slow when you guide me through things. The team used to be fast .. as if he wanted to play games or videos tube that is doing the same thing. . LAG-sonic imperfections GS .. sucks. The team is simply Somebody Save Me ..