codice:
<frameset rows="50%,50%" frameborder="NO" border="0" framespacing="0"> 
<frame name="topFrame" scrolling="NO" src="top.html" marginwidth="0" marginheight="0" frameborder="NO" bordercolor="#003366" > 
<frame name="mainFrame" src="under.html" marginwidth="0" marginheight="0" scrolling="AUTO" frameborder="NO" bordercolor="#003366"> 
</frameset>