anchor.diff:              $('subjects-info').show()
           }
   
  +        function selectAllParticipants(studyValues) {
  +            var array = document.getElementsByName("subjects");
  +            var arrayOfSubject = $(studyValues).immediateDescendants();
  +            for (var i=0; i< arrayOfSubject.length; i++) {
  +                arrayOfSubject[i].getElementsByTagName("input")[0].checked = !arrayOfSubject[i].getElementsByTagName("input")[0].checked
  +            }
  +        }
  +
           Event.observe(window, "load", registerSelector);
           <c:if test="${fn:length(displayMap) eq 0}">
               Event.observe(window, "load", showSubjectsInfo);
  
positive.code:                                                           There are no subject coordinators for this study site.
                                                        </c:if>
                                                        <c:if test="${fn:length(subjectCoordinatorStudySites[study.key][site.key]) >= 1}">
                                                            <select name="subjectCoordinator">
                                                                <option></option>
                                                                <c:forEach items="${subjectCoordinatorStudySites[study.key][site.key]}" var="user">
  
negative.code:                                                       </c:if>
                                                    </div>
                                                </div>
                                                <ul><li><input class="selectAll" type="checkbox" name="doesntmatter" value="all" onclick="selectAllParticipants('${study.key.id}_${site.key.id}')"> All</input></li></ul>
                                                <ul id="${study.key.id}_${site.key.id}" class="subjects">
                                                    <sitecoord:displaySubjects study="${study.key}" site="${site.key}" subjects="${study.value}"/>
                                                </ul>
  