If u are using a form to display the data, go to design
view of the form displaying 'employee table data'. create
a button. when the wizard opens, select 'Form operations'
from categories and 'Open Form' from actions. hit next.
select form showing details of contract table. hit next.
Choose 'open the form and find specific data to display'.
hit next. match up the two fields containing employee ID,
hit next and your done. wizards all the way!