js切换光标示例代码

复制代码 代码如下:

  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

  <html xmlns="http://www.w3.org/1999/xhtml">

  <head>

  <title>js切换光标</title>

  <script type="text/javascript">

  var t;

  function a()

  {

  document.getElementById('input1').focus();

  t=setTimeout("b()",3000);

  //clearTimeout(t);

  //document.getElementById('input2').focus();

  //document.getElementById('input1').focus();

  }

  function b()

  {

  clearTimeout(t);

  document.getElementById('input2').focus();

  }

  function c()

  {

  setTimeout("document.getElementById('input3').focus()",500);

  }

  </script>

  </head>

  <body>

  <input id="testButton" type="button" onclick="a()" value='btn1'>

  <input type="text" id="input1">

  <input type="text" id="input2">

  <input id="testButton1" type="button" onclick="c()" value='btn2'>

  <input type="text" id="input3">

  </body>

  </html>

  光标停留一段时间,跳到别一个方本框中去……