3Dの文字が飛びます
<input type="button" value="Start"
onclick="if(value=='Start'){t=0;msg='★';ABC=setInterval
('str=\'\';ml=msg.length;for(a=0;a<ml;a++){str+=\'<span id=\\\'tyu\\\'>
\'+msg.charAt(a)+\'</span>\'};moon.innerHTML=str;t=t+10;for(i=0;i<ml;i++){ang=(t-(i*400/ml))*Math.PI/360;tyu.item(i).style.fontSize=30+Math.sin(ang)*30}',50);value='Stop'};else{clearInterval(ABC);value='Start'}">
<marquee id="moon" behavior="alternate"
style="font:2px HGS創英角ポップ体;color:skyblue ;height:100">
</marquee>
★のところを変えてください