If you didnt’ know, you can now add other Admins to your Facebook Page. You can add as many as you wish.
Note: You can add an admin to your Facebook page only if he or she is in your Facebook Profile friends list.
To add an admin to your Facebook Page:
When you are on logged on to your Facebook account, click and go to your Facebook Page.
Click on Manage and then click on Edit Page.
Click on Manage Admins on the left. Towards the right, type your friends name, select it from the drop-down list and click Save. You can also see existing admins on this page.