function OnArrowClick(imageDiv) {
    if (imageDiv.className.match("Down")) {
        imageDiv.className = imageDiv.className.replace("Down", "Up");
        imageDiv.parentNode.parentNode.parentNode.parentNode.nextSibling.style.display = 'none';
    }
    else {
        imageDiv.className = imageDiv.className.replace("Up", "Down")
        imageDiv.parentNode.parentNode.parentNode.parentNode.nextSibling.style.display = 'block';
    }
}

function popupWindow(url) {
    newwindow = window.open(url, 'PrintView', 'height=600,width=500,resizable=yes,scrollbars=yes');
    if (window.focus) { newwindow.focus() }
    return false;
}