$(document).ready(function(){
    /*头部登录部分验证码*/
    $("#headerimgid").attr("src", "../../servlet/HeadImageServlet");
	/*换验证码*/
	$("#headerherfid").click(function () {
		$("#headerimgid").attr("src", "../../servlet/HeadImageServlet?" + Math.random());
	});
	$("#regBtn").click(function () {
			goPage("svh002.do");
	});
    /*头部登录*/
    $("#loginBtn").click(function(){
      var $name = $("#stuAccount").val();
      var $passWord = $("#stuPassWord").val();
      var $validateNum = $("#validateNum").val();
      if(isNull($name)){
          alert("请输入用户名!");
          return;
      }
      if(isNull($passWord)){
          alert("请输入密码!");
          return;
      }else{
         if(!(new RegExp(/^[0-9a-zA-Z]{6,20}$/).test($passWord))){
            alert("密码只能由英文和数字组成且6-20位!");
            return;
         }
      }
      if(isNull($validateNum)){
          alert("请输入验证码!");
          return;
      }
      var  $postData = {stuAccount:$name,stuPassWord:$passWord,validateNum:$validateNum};
      $.post("../../slg001.do?act=headlogin",$postData, function (msg) {
	      if("usererror"==msg){
	          alert("用户名不正确,请重新输入!");
		  }else if("userStop"==msg){
	          alert("此账号已被禁用!");
		  }else if("pswerror"==msg){
	          alert("密码不正确,请重新输入!");
		  }else if("acterror"==msg){
	          alert("用户账号未激活,请与报名老师联系!");
		  }else if("authcodeerror"==msg){
		      alert("验证码不正确!");
		      $("#headerimgid").attr("src", "../../servlet/HeadImageServlet?" + Math.random());
		  }else if("selSPEC"==msg){
			 goPage("sel001.do?toAction=sta020.do");
		  }else if("2"==msg){
			  goPage("sta015.do");
		  }else {
		   	  goPage("sta020.do");
		  }
	  });
    });
    /*前台登录页面验证码*/
    $("#imgid").attr("src", "../../servlet/ImageServlet");//初始加载
    /*换验证码*/
	$("#herfid").click(function () {
		$("#imgid").attr("src", "../../servlet/ImageServlet?" + Math.random());
	});
});



function indexLogin(){
      var $name = $("#stuAccount").val();
      var $passWord = $("#stuPassWord").val();
      var $validateNum = $("#validateNum").val();
      $("#msgDiv").html("");
      if(isNull($name)){
          $("#msgDiv").css({display:""});
          $("#msgDiv").html("请输入用户名!");
          return;
      }
      if(isNull($passWord)){
          $("#msgDiv").css({display:""});
          $("#msgDiv").html("请输入密码!");
          return;
      }else{
         if(!(new RegExp(/^[0-9a-zA-Z]{6,20}$/).test($passWord))){
            $("#msgDiv").css({display:""});
            $("#msgDiv").html("密码只能由英文和数字组成且6-20位!");
            return;
         }
      }
      if(isNull($validateNum)){
          $("#msgDiv").css({display:""});
          $("#msgDiv").html("请输入验证码!");
          return;
      }
      var  $postData = {stuAccount:$name,stuPassWord:$passWord,validateNum:$validateNum};
      $.post("../../slg001.do?"+ Math.random()+"&act=login",$postData, function (msg) {
	      if("usererror"==msg){
	         $("#msgDiv").css({display:""});
	         $("#msgDiv").html("用户名不正确,请重新输入!");
		  }else if("userStop"==msg){
	         $("#msgDiv").css({display:""});
	         $("#msgDiv").html("用户账号已被禁用!");
		  }else if("authcodeerror"==msg){
		     $("#msgDiv").css({display:""});
		     $("#msgDiv").html("验证码不正确,请重新输入!");
		  }else if("pswerror"==msg){
             $("#msgDiv").css({display:""});
		     $("#msgDiv").html("密码不正确,请重新输入!");
		  }else if("acterror"==msg){
             $("#msgDiv").css({display:""});
		     $("#msgDiv").html("用户账号未激活,请与报名老师联系!");
		  }else if("selSPEC"==msg){
			  goPage("sel001.do?toAction=sta020.do");
		  }else if("2"==msg){
			  goPage("sta015.do");
		  }else{
			  goPage("sta020.do");
		  }
	  });

}

/*登录*/
function enterkey(e) {
	if (e == 13) {
		indexLogin();
	}
}

function quitBtn(){
   if(confirm("您确定要退出登录吗?")){
     goPage("slg001.do?act=delete");
   }
}

function checkSlg(str) {
	 /*ajax 验证是否登录*/
	$.post("../../slg001.do?act=init", function (msg) {
		if (msg == "0") {
		     goPage(str+"001.do");
		}else{
		   goPage("sta020.do?speType=" + str);
		}
	});
}