<!--

function toggleview(a, b, but, ta, tb) {
    if (! document.getElementById) { return; }
    var toggle1 = document.getElementById(a);
    var toggle2 = document.getElementById(b);
    var button = but;
    if(toggle1 && toggle2) {
        if (toggle2.style.display != 'block') {
            toggle1.style.display = 'none';
            toggle2.style.display = 'block';
            button.setAttribute("value", tb);
        } else {
            toggle2.style.display = 'none';
            toggle1.style.display = 'block';
            button.setAttribute("value", ta);
        }
    }
}

// -->