onload = function() {
    var e, i = 0;
    while (e = document.getElementById('ProductInfo').getElementsByTagName('div')[i++]) {
        if (e.className == 'Link') {
            e.onclick = function() {
                var getEls = document.getElementById('ProductInfo').getElementsByTagName('DIV');
                for (var z = 0; z < getEls.length; z++) {
                    if (getEls[z].className == 'Hide') {
                        w = getEls[z].previousSibling;
                        while (w.nodeType != 1) {
                            w = w.previousSibling;
                        }
                        w.className = w.className.replace('Link over', 'Link');
                    }
                    if (getEls[z].className == 'Show') {
                        getEls[z].className = getEls[z].className.replace('Show', 'Hide');
                        w = getEls[z].previousSibling;
                        while (w.nodeType != 1) {
                            w = w.previousSibling;
                        }
                        w.className = w.className.replace('Link Off', 'Link over');
                    }
                }
                this.className = this.className == 'Link' ? 'Link Off' : 'Link';
                x = this.nextSibling;
                while (x.nodeType != 1) {
                    x = x.nextSibling;
                }
                x.className = this.className == 'Link Off' ? 'Show' : 'Hide';
            }
            if (i == 1)
                e.onclick();
        }
    }
}