window.addEvent("domready", function () {
    $each($$(".product_list"), function (containerDiv) {
        containerDiv.addEvents({
            'mouseenter': function() {
                var divDetail = this.getElement(".product_list_container").getElement("div");
                divDetail.set("class", "product_list_detail_div_show");
               
            }.bind(containerDiv),
        'mouseleave': function() {
                var divDetail = this.getElement(".product_list_container").getElement("div");
                divDetail.set("class", "product_list_detail_div_hide");
            }.bind(containerDiv)
        });        
    });
});