>             </apex:column>              <apex:column >                 <apex:facet name="header">                     <apex:commandLink value="Agreement Category " action="{!toggleSort}" rerender="results,debug" style="{!IF(sortValue=='Agreement Category', 'font-style: italic', 'font-style: normal')}">                         <apex:outputPanel layout="none" rendered="{!sortValue=='Agreement Category' && sortDir=='desc'}">&#x00B0;</apex:outputPanel>                         <apex:outputPanel layout="none" rendered="{!sortValue=='Agreement Category' && sortDir!='desc'}">&#x00BC;</apex:outputPanel>                         <apex:param name="sortField" value="Apttus__