if (self.name==top.name) 
{ 
document.write('<frameset rows="96,*,11" border="0" frameBorder="0" frameSpacing="0">')

document.write('<frame name="alto" src="top.htm" marginheight="0" marginwidth="0" noresize scrolling="NO">')

document.write('<frameset cols="16%,*" border="0">')

document.write('<frame name="sx" src="menu.htm" scrolling="no" noresize  marginheight="0" marginwidth="0">')
document.write('<frame name="centrale" marginheight="5" src='+document.location.href+'?a>')

document.write('</frameset> ')
 
document.write('<frame name="basso" SRC="down.htm" marginheight="0"  scrolling="no" noresize >')

document.write('</frameset>')
}