var step = 1;
var timeout;
function slideit() {
    //if browser does not support the image object, exit.
    if (!document.images)
        return
    document.images.slide.src = eval("image" + step + ".src");
    document.images.slide.alt = eval("image" + step + ".alt");
    document.images.slide.title = eval("image" + step + ".alt");
    if (eval("image" + step + ".caption") !== undefined) {
        document.getElementById("slide-caption").innerHTML = eval("image" + step + ".caption");
    }
    else {
        document.getElementById("slide-caption").innerHTML = '';
    }
    if (step < slides)
        step++
    else
        step = 1
    timeout = setTimeout("slideit()", delay);
}