anchor.diff:      <h:column>
         <f:facet name="header">
          <h:panelGroup>
  -        <h:commandLink title="#{msg.t_sortTitle}" id="taketitle" rendered="#{select.takeableSortOrder!='title'}">
  +        <h:commandLink title="#{msg.t_sortTitle}" id="taketitle1" rendered="#{select.takeableSortOrder!='title'}">
             <f:param name="takeableSortType" value="title" />
             <f:param name="takeAscending" value="true" />
             <f:actionListener
  
positive.code:           </h:commandLink>
         </h:panelGroup>
        </f:facet>
        <h:commandLink title="#{msg.t_takeAssessment}" action="beginAssessment" >
          <f:param name="publishedId" value="#{takeable.assessmentId}" />
          <f:param name="actionString" value="takeAssessment"/>
          <f:actionListener
  
negative.code:     <h:column>
        <f:facet name="header">
         <h:panelGroup>
          <h:commandLink title="#{msg.t_sortDueDate}" id="takedue1" rendered="#{select.takeableSortOrder!='due'}">
            <f:param name="takeableSortType" value="due" />
            <f:param name="takeAscending" value="true" />
            <f:actionListener
  