function open_win(arg_url,arg_options)
  {
    window.open(arg_url,"_blank",arg_options);
  }
function change_lang(arg)
  {
    dataForm.cur_lang_id.value = arg;
    dataForm.submit();
  }
function show_subscriber()
  {
    dataForm.cmd.value = "subscriber"; 
    dataForm.submit();
  }
function add_subscriber()
  {
    dataForm.cmd.value = "add_subscriber"; 
    dataForm.submit();
  }
function del_subscriber()
  {
    dataForm.cmd.value = "del_subscriber"; 
    dataForm.submit();
  }
function run_search()
  {
    if (dataForm.search_str.value=="")
      return;
    dataForm.cmd.value = "search"; 
    dataForm.submit();
  }
function hook_to_enter()
  {
    switch (event.keyCode) {
      case 13:
        run_search();
        break;
    }
  }