When in OS-X go to System Preferences then to "Start Up Disk" then select the Mac OS-X icon. This should make it default on a reboot to Mac OS-X. To get to the Boot Camp disk you have to hold down the "Option" button on power up.
Fast internet connection, clean install, Leopard MacBook intel, and it does not matter whether I use Firefox or Safari, there is a long delay of at least 4 to 10 seconds before the page (any page) begins to load. I, too, would appreciate any help.