i beleive my buddy is going to code simlar shit.. but im not sure the concept u want is the way u want..
his code hes going to code is...
first month members will see this XX and second month they will see YY
so every month it will be different... and it can be changed to days or something.. those kind of variables.. but its techinally for members area and it will have database for checking how long that person was member via thier login/password..
if u are interested ill ask him for the prices u can email me at
[email protected] hope that helps ya