< HTML > < HEAD > < TITLE > New Document < /TITLE > < /HEAD > < BODY > < TABLE border=5 HEIGHT="100%" WIDTH="100%" > < TR > < TD >< TABLE border=1 HEIGHT="100%" WIDTH="100%" frame="void" > < TR height="10%" > < TD colspan=3 >< TABLE border=0 HEIGHT="100%" WIDTH="100%" > < TR > < TD >< B >< CENTER >Raggi atomici e ionici ( Å )< /CENTER >< /B >< /TD > < /TR > < /TABLE > < /TD > < /TR > < TR height="20%" > < TD >< B >< CENTER >Calcio< /CENTER >< /B >< /TD > < TD >< B >< CENTER >Carbonio< /CENTER >< /B >< /TD > < TD >< B >< CENTER >Ossigeno< /CENTER >< /B >< /TD > < /TR > < TR height="70%" > < TD width="40%" >< TABLE border=0 HEIGHT="100%" WIDTH="100%" > < TR height="70%" > < TD >< CENTER >< IMG SRC="immagine.gif" BORDER=0 height="200" width="200" >< /CENTER >< /TD > < /TR > < TR height="30%" > < TD >< CENTER >Ca = 1.96< BR >Ca< SUP >2+< /SUP > = 0.99< /CENTER >< /TD > < /TR > < /TABLE > < /TD > < TD width="30%" >< TABLE border=0 HEIGHT="100%" WIDTH="100%" > < TR height="50%" > < TD >< CENTER >< IMG SRC="immagine.gif" BORDER=0 height="100" width="100" >< /CENTER >< /TD > < /TR > < TR height="50%" > < TD valign="top" >< CENTER >C = 0.77< BR >C< SUP >4+< /SUP > = 0.19< /CENTER >< /TD > < /TR > < /TABLE > < /TD > < TD width="30%" >< TABLE border=0 HEIGHT="100%" WIDTH="100%" > < TR height="60%" > < TD >< CENTER >< IMG SRC="immagine.gif" BORDER=0 height="100" width="100" >< /CENTER >< /TD > < /TR > < TR height="40%" > < TD valign="top" >< CENTER >O = 0.74< BR >O< SUP >2-< /SUP > = 1.40< /CENTER >< /TD > < /TR > < /TABLE > < /TD > < /TR > < /TABLE > < /TD > < /TR > < /TABLE > < /BODY > < /HTML > // Per far funzionare il codice di sopra, dovete eliminare gli spazi nei tag HTML; es.: e non < HTML >