function selectCata(cataname,cataid)
{
    var cataName = document.getElementById("cataName");
    cataName.innerText = cataname;
    var ProductList = document.getElementById("ProductList");
    ProductList.src="frame.aspx?cataid="+cataid;
}

function cataClick(cataid) {
    var cata = document.getElementById(cataid);
    if (cata.style.display == "none")
    { cata.style.display = ""; }
    else
    { cata.style.display = "none"; }
}

function changeImg1(url) {
    var img1 = document.getElementById("img1");
    img1.src = url;
}