Original tile: How to activate Calender on Lave Mail

On open Lave Mail page I can't make any entry for remainder my's tusks. Error show that Calender is dis activated Adder thing is that Contacts folder can't be open as well. I can entry contacts and use them sending email but **** open a page with contacs. I am using OS Windows 7, Windows Live Mail Lave, Email with "gmail. Any suggestion how to fix that?. Viciu_984