$("#pagetext input[type=button]").click(function () {
    location.href = "/product/productindex/@(viewbag.categoryid)/" + $("#pagetext input[type=text]").val() + "/@(viewbag.langtype)";
});

$(function () {
    var i = $(".centreleft").height();
    var e = $(".centreright").height();
    if (i < e) {
        $(".centreleft").height($(".centreright").height());
    }
    if (i > e) {
        $(".centreright").height($(".centreleft").height());
    }
});