fixPng = function(img, left, top) {
    if (left != null) {
        img.parentNode.style.position = 'absolute';
        img.parentNode.style.top = top + 'px';
        img.parentNode.style.left = left + 'px';
    }
    img.parentNode.style.width = img.offsetWidth;
    img.parentNode.style.height = img.offsetHeight;
    img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=scale src='"+ img.src +"')"
}
ie6Hover = function() {
    var hEls = document.getElementById("menu_ul").getElementsByTagName("li");
    for (var i=0; i<hEls.length; i++) {
        hEls[i].onmouseover=function() {
            if (this.id != 'current')
                this.style.backgroundImage = 'url(img/ie6hover.gif)';
        }
        hEls[i].onmouseout=function() {
            if (this.id != 'current')
                this.style.backgroundImage = 'url(img/sprites.gif)';
        }
    }
}
if (window.attachEvent) window.attachEvent("onload", ie6Hover);