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1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <title>无标题文档</title> 6 </head> 7 8 <body> 9 <form> 10 <input type="submit" value="同意（10）" id="1" disabled="disabled"/> 11 </form> 12 </body> 13 </html> 14 <script> 15 var n=10; 16 var a=document.getElementById("1"); 17 function hanshu() 18 { 19 n--; 20 if(n==0) 21 { 22 a.value="同意"; 23 a.removeAttribute("disabled"); 24 } 25 else 26 { 27 a.value="同意（"+n+")"; 28 window.setTimeout("hanshu()",1000); 29 } 30 } 31 window.setTimeout("hanshu()",1000); 32 </script>
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原文地址：http://www.cnblogs.com/suiyuejinghao123/p/5536385.html
