Hello my name is Kamran. 1) I recently switched to mac and wanted to know some popular applications. 2) I also need some tutorial's on using a mac. 3) some temperature, cpu usage, hdd read,write monitor that can stay on my menu bar(near clock,sound....) 4) How to check that my macbook supports 64bit ? 5) Please recommend some sites to keep up-to-date with that apps. Thanx, Later.