long beep

I have a gateway NE71B and the wireless capability has turned off and I have tried everything to get it back on and going and nothing is working. when I go to see if it is turned on the wifi is shaded.. this is the second time this has happened to me and I don't remember how I fixed it the last...

Whats up guys! Almost finished w/my PC build and now I just need a keyboard and mouse suggestion. Im wondering if one can really tell the difference if there is any at all between the response speed of a wired keyboard/mouse vs a wireless keyboard/mouse? And my last question is...any...