var newWindow_country;
//this function opens a new pop_up window 
function openWindow(url) {
  if (newWindow_country) newWindow_country.close();
  newWindow_country=window.open(url,"country","alwaysRaised=yes,width=208,height=190,top=5,left=5");
  newWindow_country.focus();
  }
  
//this function closes the opened window.  
function closeWindow() {
  window.close()
}