function hl_menu_item(no) {
  i = document.getElementById('mi_d'+no);
  i.src = '/img/menu/dot_hl.gif';
  a = document.getElementById('mi_t'+no);
  a.style.color='#EB3D00';
}

function unhl_menu_item(no,icolor) {
  icolor = '#808080';
  i = document.getElementById('mi_d'+no);
  i.src = '/img/menu/dot.gif';
  a = document.getElementById('mi_t'+no);
  a.style.color = icolor;
}

var popupWindow = null;

function popup(url,width,height) {
        var top  = (screen.height - height) / 2;
        var left = (screen.width  - width)  / 2;
    popupWindow = window.open(url,'popupwindow','toolbar=no,menubar=no,scrollbars=yes,resizable=no,width='+width+',height='+height+',top='+top+',left='+left+'');
        popupWindow.focus();
}