var niz = new Array()
niz[0] = 'img/ban0.jpg';
niz[1] = 'img/ban1.jpg';
niz[2] = 'img/ban2.jpg';
niz[3] = 'img/ban3.jpg';
niz[4] = 'img/ban4.jpg';
niz[5] = 'img/ban5.jpg';
niz[6] = 'img/ban6.jpg';

function rotiraj(broj) {
    broj = broj + 1
    if (broj == 7) { broj = 0 }
    var poziv = "blendimage('glavnas', 'blendimage', '" + niz[broj] + "', 3000," + broj.toString() + ")"
    setTimeout(poziv, 6000);
}
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
}
function blendimage(divid, imageid, imagefile, millisec, id) {
    var speed = Math.round(millisec / 100);
    var timer = 0;

    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
    changeOpac(0, imageid);
    document.getElementById(imageid).src = imagefile;

    for (i = 0; i <= 100; i++) {
        setTimeout("changeOpac(" + i + ",'" + imageid + "')", (timer * speed));
        timer++;
    }
    rotiraj(id)
}
window.onload = function() { rotiraj(0); }