function showdiv(id,method)
{
        arr_nodes = document.getElementsByTagName('div');
        for (i = 0; i < arr_nodes.length; i++)
        {
                obj_node = arr_nodes[i];
                if (obj_node.id.match(method) == method) obj_node.style.display = "none";
        }

        var style2 = document.getElementById(method + id).style;
        style2.display = "block";
}