anchor.diff:  				immediate="true"
   				rendered="#{!courseGradeDetailsBean.emptyEnrollments}"
   				disabled="#{courseGradeDetailsBean.allStudentsViewOnly}"
  +                                onclick="disableButton('', this)"
   				/>
   
   			<h:commandButton
  
positive.code: <script src="dhtmlpopup/dhtmlPopup.js" type="text/javascript"></script>
  <f:view>
  	<div class="portletBody">
  	  <h:form id="gbForm" onsubmit="blockDoubleSubmit();">
  
  		<t:aliasBean alias="#{bean}" value="#{courseGradeDetailsBean}">
  			<%@ include file="/inc/appMenu.jspf"%>
  
negative.code: 				actionListener="#{courseGradeDetailsBean.processUpdateGrades}"
  				rendered="#{!courseGradeDetailsBean.emptyEnrollments}"
  				disabled="#{courseGradeDetailsBean.allStudentsViewOnly}"
                                  onclick="disableButton('', this)"
  				/>
  			<h:commandButton
  				value="#{msgs.assignment_details_cancel}"
  