.bottone    {border:0px; width: 30px;height: 18px;
	    text-decoration: none;text-align: center;
	    font-style:normal; font-variant:normal; font-weight:normal; font-size:11px; 
	    font-family:Verdana,Arial; background-image:url('images/bkbottone30.gif')}
.bottone2    {border:0px; width: 56px;height: 20px;
	    text-decoration: none;text-align: center;
	    font-style:normal; font-variant:normal; font-weight:normal; font-size:11px; 
	    font-family:Verdana,Arial; background-image:url('images/bkbottone56.gif')}