How Can I retrieve CustomerRole by customerID?

Please How Can I retrieve CustomerRole or CustomerRoleID by customerID?
I am trying to retrieve a currently selected customerRole programatically and store it. I can locate the customerId from the querystring when I click on the customer, just need to find the customerRole.
Please if anyone knows, please help me out here. thanx

Try the following code

var customerRoles = CustomerService.GetCustomerRolesByCustomerId(customerId)

a.m. wrote:

Couldnt use the code u gave me so I had to initialize CustomerService like

CustomerService cs = null;
        var roles = cs.GetCustomerRolesByCustomerId(customerID);

But I was getting an error: Object reference not set to an instance of an object.

Please a.m.  What else can I do. thanx for your help.

Try the following code:

var customerRoles = IoC.Resolve<ICustomerService>().GetCustomerRolesByCustomerId(customerId)