从一段字符串返回指定数目的字符

  1. <html>
  2. <body>
  3.  
  4. <script type="text/vbscript">
  5. sometext="Welcome to our Web Site!!"
  6. document.write(Mid(sometext, 9, 2))
  7. </script>
  8.  
  9. </body>
  10. </html>