I have a regular PC right beside my mac. well I hooked the internet back up to my mac just a little bit ago. well I have cable internet wireless down here.. on the PC it goes reallly fast, and on my Mac its very slow.. can someone tell me why? and what to do? the mac is actin like its Dial up when it isn't supposed to be. the internet is working very fast on the PC.any help would be greatly appreciated.. thank you. Mandy