               <f:selectItems  
                                        value="#{departmentController.getDepartmentsOfInstitutionAndSite()}"
                                        var="dept" 
                                        itemLabel="#{dept.name}" 
                                        itemValue="#{dept}" />
                                </p:selectOneMenu>

                                <!-- Component 2: With Site Only -->
                                <p:selectOneMenu
                    