disable Uzbl javascript object because of security problem.
create_var_to_name_hash() {
    const struct var_name_to_ptr_t *n2v_p = var_name_to_ptr;
    uzbl.comm.proto_var = g_hash_table_new(g_str_hash, g_str_equal);
    while(n2v_p->name) {
        g_hash_table_insert(uzbl.comm.proto_var,
                (gpointer) n2v_p->name,
                (gpointer) &n2v_p->cp);
        n2v_p++;
    }
}

create_var_to_name_hash() {
    const struct var_name_to_ptr_t *n2v_p = var_name_to_ptr;
    uzbl.comm.proto_var = g_hash_table_new(g_str_hash, g_str_equal);
    while(n2v_p->name) {
        g_hash_table_insert(uzbl.comm.proto_var,
                (gpointer) n2v_p->name,
                (gpointer) &n2v_p->cp);
        n2v_p++;
    }
}
