java实现回车代替鼠标点击登录键
<% page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML>
<html>
<head>
<title>管理系统</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="application/x-javascript"> addEventListener("load", function() { setTimeout(hideURLbar, 0); }, false); function hideURLbar(){ window.scrollTo(0,1); } </script>
<!-- Custom Theme files -->
<link href="<%=basePath%>css/style2.css" rel='stylesheet' type='text/css' />
<link rel="stylesheet" href="<%=basePath%>/css/login.css">
<script src="<%=basePath%>js/jquery/jquery.js"> </script>
<script type="text/javascript">
function DoLogin(){
var user_id=$("#user_id").val();
var user_password=$("#user_password").val();
if(trimStr(user_id)==null||trimStr(user_id)==''||trimStr(user_password)==null||trimStr(user_password)==''){
$("#message").text("用户名或密码不能为空");
}else{
$("#loginForm").submit();
}
}
function DoReset(){
//document.frmLogin.reset();reset只是将表单还原为初始状态,并不是将表单赋予空值
$("#user_id").val("");
$("#user_password").val("");
}
// 清除两边的空格
function trimStr(str){
return str.replace(/(^\s*)|(\s*$)/g,"");
}
</script>
</head>
<!-- banner -->
<div class="banner" style="background-position-y: -135px;">
<!-- container -->
<div class="container">
<div class="logo">
<p>管理系统</p>
</div>
<div id="LoginBox">
<form id="loginForm" name="frmLogin" method="post" action="<%=basePath%>checkUser.do">
<div class="title_row"> 用 户 登 录<a href="javascript:window.opener=null;window.open('','_self');window.close();" id="close">X</a>
</div><br><br>
<div class="content_row">
<label>用户名:
<input class="ipt" value="${user_id }" type="text" name="user_id" id="user_id" placeholder="用户名" onKeyDown="MoveFocus()"/>
</label>
<label class="warning"> </label>
</div>
<div class="content_row">
<label>密 码: </label>
<input class="ipt" value="${user_password }" type="password" name="user_password" id="user_password" placeholder="密码" onKeyDown="DoEnter()"/>
<label class="warning"> </label>
</div><br>
<span id="message" style="text-align:center;width:200px;position:absolute;left:168px;bottom:55px;color:red;font-size:14px">${error }</span>
<div class="content_row" style="text-align: center;">
<input class="btn btn-primary" type="button" id="btnLogin" value=" 登 录 " onClick="DoLogin()"/>
<input class="btn btn-primary" type="button" id="btnReset" value=" 重 置 " onClick="DoReset()"/>
</div>
</form>
</div>
<!-- //container -->
</div>
</div>
<div class="footer">
<div class="footer-bottom-right">
<table width="100%" height="56">
<tr>
<td width="45%" height="56" align="right"><img src="images/logo.png" alt="" width="56" height="56" /></td>
<td width="55%" height="56" align="left" valign="middle"><p> Copyright .<br />
版本号:V1.0.0 </p></td>
</tr>
</table>
</div>
<div class="clearfix"> </div>
</div>
<!-- //footer -->
<!-- //banner -->
</body>
</html>