Auto-loading tab into a Facebook Business Page with HTML in the tab

I would like to be able to send a business with a facebook page a piece of code which creates a tab in their facebook pages account and in that tab is html that can be modified remotely ## Deliverables There should be a piece of code that can be sent to a business that has a facebook page that autoloads a tab into their facebook profile Within the autoloading tab there should be a blank HTML area that can be modified remotely The code should be clearly documented and well commented