Please when you have a question always post your operating system. The answer often depends on what it is. From your description it seems likely that your system is earlier than 10.7.2, which is the first which has the iCloud preference pane. In this event you will need to upgrade your system to 10.7.2 or above.
This site contains user submitted content, comments and opinions and is for informational purposes only.
Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site.