membership

Question

hi all i have 2 questions the first one how can i link between the membership database and my own database on SQL SERVER for example when the user reg. to my site i want to add the user name to my db and membership how can i do that? the second question it is on C# i added an notify icon and i set the property and i put in the form load event notifyicon1.show() but nothing happend when i run the form i hope to help me on that.