setMenuOnClick() {
    element = document.getElementById("TellusPreviousNext");
    elements = element.getElementsByTagName("a");

    var i = 0;
    text = "";
    for(i=0;i<elements.length;i++){
        if(elements[i].parentNode.className.indexOf("currentPage") == -1){
            text = elements[i].getAttribute("href");
            elements[i].href="";
                elements[i].onclick=function(e) {
                    $('.currentPage').removeClass('currentPage');
                    $(this).parent().addClass('currentPage');
                    $eventlist = $('#EventList');
                    $eventlist.fadeOut('slow');

                    alert('/<Computed Value>/WQO_EventList?openagent' + text);
                    $eventlist.load('/<Computed Value>/WQO_EventList?openagent' + text,
                        function(response){
                            $eventlist.replaceWith(response);
                            $eventlist.fadeIn('slow');
                        }
                    );
                    return false;
                };
            }
        }