Linq2Entities: Update relationship?

Question

Hey,

How do i create a new row in a table which have a relationship with another table?

I have an Employees table and a EmployeeProjects table. One Employee can have 1-* EmployeeProjects.

Now i want to create a new EmployeeProject which relates to an Employee. How do i do this?

Here is want i have tried so far:

var ep = new EmployeeProjects();
            ep.JobNo = jobNo;

            employee.EmployeeProjects.Add(ep);

            var originalEmployee = GetEmployee(employee.Id);
            _entities.ApplyPropertyChanges(originalEmployee.EntityKey.EntitySetName, employee);
            _entities.SaveChanges();