I have installed a wireless netw2ork to enale internet accessz for my laptop. at frstit worked o.k. butnow I cannot access theinternet from my PC. but can fromthe laptop. The PC is connected to the router by an ethernet cable. The laqptopof cousehas a wi-fi connection. Can anyone help. I replaced the cable earlier today with a new one and everythibng worked fine and I hought my troubles were over but havingjust switched on again the problem ha has returned and I ca only get on the internet from the laptop.