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标题: 帮我看下这个代码后台验证码不显示无法登陆后台 [打印本页]

作者: okh456 时间: 2014-2-20 11:29
标题: 帮我看下这个代码后台验证码不显示无法登陆后台
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Cache-Control" content="no-cache" />
<meta http-equiv="Expires" content="-1" />
<title>xxxxx后台管理系统</title>
<script type="text/javascript" src="background/js/jquery-1.4.4.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
  var height = document.documentElement.clientHeight;
  var width = document.documentElement.clientWidth;
  $("#beijin").css("height",height);
  var loginbjH = (height - 493)/2;
  var loginbjW = (width - 560 )/2;
  $("#loginP").css("margin-top",loginbjH);


  $("#submit").click(function(){
login();
  })
  //jquery绑定回车事件
  $(':input').bind('keyup',function(event){
if(event.keyCode == "13"){
$("#submit").click();
}
  });

  //按钮鼠标事件
  $("#submit").mouseover(this,function(){
$("#submit").attr("src","background/images/login/dl-005.gif");
  })
  $("#submit").mouseout(this,function(){
$("#submit").attr("src","background/images/login/dl-003.gif");
  })
  $("#submit").mousedown(this,function(){
$("#submit").attr("src","background/images/login/dl-007.gif");
  })
  $("#reset").mouseover(this,function(){
$("#reset").attr("src","background/images/login/dl-006.gif");
  })
  $("#reset").mouseout(this,function(){
$("#reset").attr("src","background/images/login/dl-004.gif");
  })
  $("#reset").mousedown(this,function(){
$("#reset").attr("src","background/images/login/dl-008.gif");
$("input[name='userID']").val(""),
$("input[name='userPwd']").val(""),
$("input[name='randomStr']").val("")
  })
  //窗体事件
  $(window).resize(function(){
   var height = document.documentElement.clientHeight;
var width = document.documentElement.clientWidth;
$("#beijin").css("height",height);
var loginbjH = (height - 493)/2;
var loginbjW = (width - 560 )/2;
$("#loginP").css("margin-top",loginbjH);
  });

  png();

})
function login(){
$.post("loginAction.action",
   {
   userID : $("input[name='userID']").val(),
   userPwd : $("input[name='userPwd']").val(),
   randomStr : $("input[name='randomStr']").val()
   },
   function(data){
   if(data.info == "登陆成功！"){
   window.location.href ="background/main.jsp";
   } else if(data.info == "验证码错误！"){
   $("#info").html(data.info);
   $("#randomPicture").click();//验证码错误，重新请求
   }else{
   $("#info").html(data.info);
   $("#randomPicture").click();
   }
   }
)
  }
function changeValidateCode(obj) {
      var currentTime= new Date().getTime();
      obj.src = "randomPictureAction.action?d=" + currentTime;
}

function png(){
  var browser=navigator.appName;
  var browser=navigator.appName
  var b_version=navigator.appVersion
  var version=b_version.split(";");
  var trim_Version=version[1].replace(/[ ]/g,"");
  if(browser=="Microsoft Internet Explorer" && trim_Version=="MSIE6.0"){
$(".png").each(function(){
$(this).css("filter", "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + $(this).attr('src') + "', sizingMethod='scale')").attr("src", "background/images/login/1.gif");
})
  }

}
</script>

<style type="text/css">

</style>
</head>
<body style="margin:0 auto; text-align:center; overflow:inherit;">
<div id="beijin" style="background-image:url(background/images/login/dl-001.gif); background-repeat:repeat; border:1px solid" >
   <div id="loginP" style="margin:auto; text-align:center; z-index:1;">
      <img class="png" src="background/images/login/dl-002.png" width="559" height="493" />
      <div id="loginTxtDiv" style=" width:559px;height:496px; z-index:2; margin:0 auto; margin-top:-493px">
      <table width="60%" style="margin-top:100px; color: #5A5A5A; font-weight:600; margin:auto; margin-top:240px;">
                           <tr >
                              <td width="25%" style="text-align:right;solid;font-family:'宋体';">用户名：</td>
                                 <td style="text-align:left"><input type="text" name="userID" size="20" style="width:150px" /></td>
                              </tr>
                              <tr>
                              <td width="25%" style=" solid;font-family:'宋体';white-space:pre; text-align:right">密  码：</td>
                                 <td style="text-align:left"><input type="password"  name="userPwd" size="20" style="width:150px"/></td>
                              </tr>
                              <tr>
                              <td width="25%" style="text-align:right;solid;font-family:'宋体';">验证码：</td>
                                 <td style="text-align:left"><input type="text" name="randomStr" size="8" />
                                 <img id="randomPicture" src="randomPictureAction.action" width="63px" height="18px" onclick="changeValidateCode(this)" style=" margin-bottom:-4px;" />
                                 </td>
                              </tr>
                              <tr>
                              <td colspan="2" style="color: #54163D;solid;font-family:'宋体'; font-size:12px; text-align:left;">
                                  
                                 <span id="info"></span>
                                 </td>
                              </tr>
                              <tr>
                              <td colspan="2" style="text-align:center; margin:0 auto;">
                                 <img src="background/images/login/dl-003.gif" id="submit"/>
                                      
                                 <img src="background/images/login/dl-004.gif" id="reset"/>
                                 </td>
                              </tr>
                        </table>
      </div>
      </div>
</div>
</body>
</html>

作者: gtianya 时间: 2014-2-26 20:54
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作者: 沐风288 时间: 2014-2-28 17:07
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