if (top == self){
var fs =
'<frameset cols="200,*" frameborder="NO" border="0" framespacing="0">'+
  '<frame src="images/menu.html" name="menulinks" scrolling=no>'+
  '<frame src="" name="main">'+ 
'</frameset>';
document.write(fs);
frames['main'].location.href = self.location.href;
}