ManageAccountDialog Constructor
        
 Initializes the manage account dialog. Called during construction.
 
         
        Parameters
        
            - account
            
 
            - 
                
Type: dundas.account.Account
The account object. Specify null if it is a new account. 
            - tenant
            
 
            - 
                
Type: Array
ElementType: dundas.account.Tenant
The tenant objects.