anchor.diff:  				   || delivery.actionString=='previewAssessment')
   				   && delivery.navigation eq '1' && !delivery.continue}" 
         disabled="#{delivery.actionString=='previewAssessment'}"
  -      onclick="pauseTiming='false'; disableSubmit()" onkeypress="pauseTiming='false'; disableSubmit()"/>
  +      onclick="pauseTiming='false'; disableSubmit()" onkeypress="pauseTiming='false'"/>
     </h:panelGroup>
   
     <%-- SAVE AND EXIT --%>
  
positive.code:                  || delivery.actionString=='takeAssessment'
                   || delivery.actionString=='takeAssessmentViaUrl')
                && delivery.navigation ne '1' && delivery.previous}" 
      onclick="disablePrevious()" onkeypress="disablePrevious()" />
  
    <!-- check for submit for grade permission to determine if button can be displayed -->
    <%-- SUBMIT FOR GRADE FOR LINEAR ACCESS --%>
  
negative.code:              && delivery.navigation ne '1' 
               && !delivery.continue}"
  	disabled="#{delivery.actionString=='previewAssessment'}" 
      onclick="disableSubmitForGrade()" onkeypress="" />
  
    <%-- PREVIOUS --%>
    <h:commandButton id="previous" accesskey="#{msg.a_prev}" type="submit" value="#{msg.previous}"
  