function menuOver(e) {
    e.className="over";
}

function menuOut(e) {
    e.className="out";
}


var imgNo = 1;
var backId = null;
var slideId = null;
var firstFadeDelay = 3000;
var nextFadeDelay = 5000;
var fadeTransitionDelay = 50;
var slideCount = 6;
var slideWidth = 375;
 
function slideStart() {
    backId = document.getElementById("slideBack");
    slideId = document.getElementById("slideImage");
    setTimeout("fade(95);", firstFadeDelay);
}
 
function fade(op) {
    slideId.style.opacity = op / 100;
    slideId.style.filter = 'alpha(opacity:' + op + ')';
    op -= 5;
    if (op <= 0) {
        // Set top image position and make it visible.
        slideId.style.marginLeft = "-" + (imgNo * slideWidth) + "px";
        slideId.style.opacity = 1;
        slideId.style.filter = 'alpha(opacity:100)';
 
        imgNo++;
        if (imgNo >= slideCount) imgNo = 0;
 
        // Set new image position for background.
        backId.style.backgroundPosition = "-" + (imgNo * slideWidth) + "px 0px";
 
        setTimeout("fade(95);", nextFadeDelay);
    }
    else {
        setTimeout("fade(" + op + ");", fadeTransitionDelay);
    }
}