<script language=”javascript”>
<!–

  /* 限制文本框(TextArea)输入字符数 */
  function limitLength(obj, maxLength)
  {
    if (obj.value.length > maxLength)
    {
      obj.value = obj.value.substring(0, maxLength);
    }
  }
–>
</script>

<form name=’form1′>
<textarea name=”words” cols=”70″ rows=”10″ onPropertyChange=”limitLength(this, 50)”></textarea>
</form>

发表评论