<SCRIPT><!--

function togglePrev(enabled) {
    var img = document.getElementById('ImagePrev');
    img.tag = enabled;

    if (enabled) {
	img.src='/img/pageUp.png';
	img.style.cursor = 'hand';
    } else {
	img.src='/img/pageUp_Disabled.png';
	img.style.cursor = 'default';
    }
}

--></SCRIPT>
