login form

Question

hi friends

i have two forms

1.login form
2.timesheet form

log inform database has employeeid,username,password.

statically i give someusername,password in database table.

now username,password is correct it will redirect to timesheet form

my query is

how can i get the employee id using username in timesheetform

i want to store employee id in session

thanks in advance

regards
saravanan