📄 login.jsp
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<%@ page contentType="text/html;charset=gb2312" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<%
String contextPath = request.getContextPath();
%>
<meta http-equiv="Content-Type" content="text/html; charset=GBK" />
<title>登录</title>
<link href="<%=contextPath%>/css/css.css" type="text/css" rel="stylesheet" />
</head>
<script>
function loadrand(){
var obj=document.getElementById("code");
obj.src="<%=contextPath%>/shop/image.jsp";
}
function check(){
var loginName=form1.loginname.value;
if(loginName.length<=0){
alert('用户名不能为空');
return false;
}
var loginPassword=form1.password.value;
if(loginPassword.length<=0){
alert('密码不能为空');
return false;
}
if(form1.rand.value.length==0){
alert('请输入验证码');
return false;
}
}
</script>
<body onload="loadrand();">
<form name="form1" action="<%=contextPath%>/adminServlet" method="post">
<table width="562" height="150" align="center" class="myTable">
<tr align="center" class="tableHead">
<td height="42" colspan="2" align="right" nowrap="nowrap" class="tableHead">后台管理登录</td>
</tr>
<tr>
<td width="194" height="24" align="right" nowrap="nowrap" >用户名:</td>
<td width="336" height="24" align="left" class="myTable"><label>
<input name="loginname" type="text" class="text" id="loginname" />
</label></td>
</tr>
<tr>
<td height="24" align="right" nowrap="nowrap" >密码:</td>
<td width="336" height="24" align="left" class="myTable"><label>
<input name="password" type="password" class="text" id="password" /></label></td>
</tr>
<tr>
<td height="23" align="right">验证码:</td>
<td height="23" align="left"><label>
<input name="rand" type="text" class="text" id="rand" />
<img id="code" border=0 >
<input name="Submit3" type="button" class="button" value="看不清?" onclick="loadrand();"/>
</label></td>
</tr>
<tr>
<td height="23" colspan="2" align="center"><label>
<input name="Submit" type="submit" class="button" value="登录" onclick="return check();"/>
</label>
<label>
<input name="Submit2" type="reset" class="button" value="重置" />
<input type="hidden" name="task" value="login">
</label></td>
</tr>
</form1>
</table>
<p> </p>
<p> </p>
</body>
</html>
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