Posted in Javascript onApril 15, 2013
当用户输入 pwd 密码是 123 就跳到第二个页面,4秒后,自动跳转到第三个页面
login.html
<html> <head> <meta http-equiv="Content-Type" content="text/html;charset=utf-8"> <script type="text/javascript"> //进行检查 function check(){ //window.alert($("username").value); if($("username").value=="pwd" && $("pwd").value=="123"){ return true; }else{ $("username").value=""; $("pwd").value=""; return false; } } //获取文档对象 function $(id){ return document.getElementById(id); } </script> </head> <body> <form action="ok.html"> u:<input type="text" id="username" /><br/> p:<input type="password" id="pwd" /><br/> <input type="submit" value="提交" onclick="return check()"/> </form> </body> </html>
ok.html
<html> <head> <meta http-equiv="Content-Type" content="text/html;charset=utf-8"> <script type="text/javascript"> //跳转到指定页面 function tiao(){ clearInterval(myInterval); window.open("success.html","_self"); } //设置5秒跳转 setTimeout("tiao()",5000); //改变秒数 function changeSec(){ //改变数字 $("myspan").innerText=parseInt($("myspan").innerText)-1; } var myInterval=setInterval("changeSec()",1000); //获取对象 function $(id){ return document.getElementById(id); } </script> </head> <body> 登录成功<span id="myspan">5</span>秒后自动跳转 </body> </html>
success.html
<html> <head> <meta http-equiv="Content-Type" content="text/html;charset=utf-8"> <script type="text/javascript"></script> </head> <body> 欢迎....... </body> </html>
JS中 用户登录系统的解决办法
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