Thanks for your reply, I have now reverted back to my old router a Netgear DG834 and all is working well, it must be something to to do with the N setting on the router that the Mac doesn't like...
I am using a macbook which i have just upgraded to leopard, when i connect to the internet it takes for ever to open the web pages.. I am using a Netgear DGN2000 router. I have contacted netgear and they say i need to contact Mac. I am also using a HP laptop on vista which connects and opens web...