backImg = new Image();
backImg.src="images/backh_02.jpg";
backImg.onload;//加载

function changeProducts()
{
    var i;
    for(i=0;i<20;i++)
    {
        if($("menu_procuctsDiv"+i))
            $("menu_procuctsDiv"+i).className="menu_products2";
    }
}

function getService(pid)
{
    AjaxHelper.Call({url:"?flag=getservice",pars:{pid:pid}});
}