51help TIY
码：
<html> <head> <script type="text/javascript"> function changeLetterSpacing() { document.getElementById("p1").style.letterSpacing="3"; document.getElementById("p2").style.letterSpacing="-1"; } </script> </head> <body> <p id="p1">This is an example paragraph.</p> <p id="p2">This is another example paragraph.</p> <input type="button" onclick="changeLetterSpacing()" value="Change letter-spacing" /> </body> </html>
查看结果: