if (self.name==top.name) 
{ 
document.write('<frameset border ="0" rows="150,*"> ')
document.write('<frame name="menu" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" noresize="noresize" src="it_menu.htm" id="menu" />')
document.write('<frame name="corpo" frameborder="0" marginwidth="0" marginheight="0" scrolling="auto" src='+document.location.href+'?a id="corpo" />')
document.write('</frameset>') 
}