UserName with EmployeeID

Hi friends here I am creating a simple Leave Management application for which User Management is required so for this I used ASP.Net configuration tool and created roles, users & permissions. After which a ?ASPNETDB.mdf? database is generated under App_Code file. Next I created few .aspx pages like login.aspx, register.aspx, changepassword.aspx, displayinfo.aspx etc. and placed the required Login Controls in each page. In displayinfo.aspx (after the user login.aspx) I place a LoginName control which displays a message called ?Welcome LoginNameControl(UserName)?. Next I created another database called LMS for maintaining Employees Leave Information which has tables like employee, dept, LeaveType, LeavePolicy etc. Now my question is when user login how to display the EmployeeID of Employee table in display.aspx along with the UserName which has no relation with ?ASPNETDB.mdf? database. I guess this can be achieved with datarelation concept of dataset but I have no i ...