小功能JS代码——注册倒计时

代码

   
     

    
      
    
      <
    
      form id
    
      =
    
      "
    
      form1
    
      "
    
       name
    
      =
    
      "
    
      form1
    
      "
    
       method
    
      =
    
      "
    
      post
    
      "
    
       action
    
      =
    
      ""
    
      >
    
      
 
    
      <
    
      input type
    
      =
    
      "
    
      submit
    
      "
    
       name
    
      =
    
      "
    
      Submit
    
      "
    
       value
    
      =
    
      "
    
      同意
    
      "
    
       
    
      /
    
      >
    
      

    
      <
    
      /
    
      form>
    
      

    
      <
    
      script language
    
      =
    
      "
    
      javascript
    
      "
    
      >
    
      
document.form1.Submit.disabled 
    
      =
    
       
    
      true
    
      ;

    
      var
    
       speed 
    
      =
    
       
    
      1000
    
      ; 
    
      //
    
      速度
    
      

    
      var
    
       wait 
    
      =
    
       
    
      10
    
      ; 
    
      //
    
      停留时间
    
      

    
      function
    
       updateinfo(){
 
    
      if
    
      (wait 
    
      ==
    
       
    
      0
    
      ){
 document.form1.Submit.value 
    
      =
    
       
    
      "
    
      我同意
    
      "
    
      ;
 document.form1.Submit.disabled 
    
      =
    
       
    
      false
    
      ;
 }
 
    
      else
    
      {
 document.form1.Submit.value 
    
      =
    
       
    
      "
    
      阅读条款
    
      "
    
      +
    
      wait;
 wait
    
      --
    
      ;
 window.setTimeout(
    
      "
    
      updateinfo()
    
      "
    
      ,speed);
 }
}
updateinfo();

    
      <
    
      /
    
      script>