- <!DOCTYPE html>
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
- <title>防止重复表单提交</title>
- <style>
- #refresh{
- display: none;
- width:200px;
- height:20px;
- background-color: #ff0;
- }
- </style>
- <script>
- var inprocess = false;
- window.onload = function(){
- document.forms["picker"].onsubmit = validateSubmit;
- document.getElementById("refresh").onclick = startOver;
- }
- function validateSubmit () {
- // 防止重复的表单提交
- if (inprocess) return;
- inprocess = true;
- console.log(inprocess);
- document.getElementById("submitbutton").disabled = true;
- document.getElementById("refresh").style.display = "block";
- document.getElementById("message").innerHTML = "<p>正在processing,稍等</p>";
- return false;
- }
- function startOver(){
- inprocess = false;
- document.getElementById("submitbutton").disabled = false;
- document.getElementById("message").innerHTML = "";
- document.getElementById("refresh").style.display = "none";
- }
- </script>
- </head>
- <body>
- <form id="picker" method="post" action="">
- group1:<input type="radio" name="group1" value="one" />
- group2:<input type="radio" name="group1" value="two" />
- group3:<input type="radio" name="group1" value="three" /><br /><br />
- Input 1: <input type="text" id="intext" />
- Input 2: <input type="text" id="intext2" />
- Input 3: <input type="text" id="intext3" />
- <input type="submit" id="submitbutton" value="send form" />
- </form>
- <div id="refresh">
- <p>单击我</p>
- </div>
- <div id="message"></div>
- </body>
- </html>
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