delay = 100;
imgNumber = 0;
totalimgNumber = 9;
anim = new Array();

for (i = 0; i < totalimgNumber; i++) {
    anim[i] = new Image(32, 32);
    anim[i].src = 'images/animcircle_' + (i + 1) + '.gif';
}

function Switch() {
    var imgCircle = document.getElementById('circle');
    imgCircle.src = anim[imgNumber].src;
    imgNumber++;

    if (imgNumber >= totalimgNumber) {
        imgNumber = 0;
    }
}

function animate() {
    Switch();
    setTimeout("animate()", delay);
}

function stopPropagation(e) {
    if (!e) var e = window.event;
    e.cancelBubble = true;
    if (e.stopPropagation) e.stopPropagation();
}

function process() {
    var viewPortWidth = Geometry.getViewportWidth();
    var viewPortHeight = Geometry.getViewportHeight();

    var msg = document.getElementById('msg');
    msg.style.display = 'block';
    msg.style.top = (viewPortHeight / 2) - 100 + 'px';
    msg.style.left = (viewPortWidth / 2) - 150 + 'px';


    var elem = document.getElementById('blockUI');
    elem.style.display = 'block';

    animate();
}