function leftmenusel (id)
    {
      eval("lm"+id+".style.backgroundImage='url(design/left/lm_arrow.gif)'; lm"+id+".style.backgroundColor='#f6f6f6'");
    }
    function leftmenuunsel (id)
    {
      eval("lm"+id+".style.backgroundImage='none'; lm"+id+".style.backgroundColor='#ffffff'");
    }