Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU like Mac OS X; en) AppleWebKit/420.1 (KHTML, like Gecko) Version/3.0 Mobile/4A93 Safari/419.3) went on to software update to download 10.5.2 pressed. Installl and then restart. Wouldn't restart and came up software update timed out. I then quit software update and tried to restart the mac and this time it says finder timed out. I then tried to shut down the mac and again the same thing. Mac came with leopard pre installed.