="w-100 form-control"  
                                value="#{pharmacySummaryReportController.site}" 
                                filter="true">
                                <f:selectItem itemLabel="All Sites" />
                                <f:selectItems value="#{institutionController.sites}" var="site" itemLabel="#{site.name}" itemValue="#{site}" />
                                <p:ajax process="siteMenu" update="cmbDept" />
                            </p:selectOneMenu>


                