function validate_required(field,alerttxt){
       with (field){
          if (value==null||value=="")
            {alert(alerttxt);return false;}
          else {return true;}
       }
    }
    
    function validate(thisform){
       with (thisform){
          if (validate_required(username,"登录用户名不能为空")==false){
              username.focus();return false;
          }
          if (validate_required(password,"密码不能为空")==false){
              password.focus();return false;
          }
       }  
    }

    function initTopBarBox(){
    	var html="";
    	var setcookie="javascript:$.cookie('defaultBrowser','mobile',{expires:999,path:'/',domain:'.wenxuecity.com'})";
    
            html+="<!-- 未登录状态 -->";
    		html+="<div id='login_out_box'>";
    		html+="  <div class='bar_one'>";
    		html+="    <form id='login_form' method='post' target='_self' action='/members/passport.php?act=topbar_post&iframe=0' onSubmit='return validate(this)'>";
    		html+="	     <input type='hidden' name='redirect' value='http%3A%2F%2Fpassport.wenxuecity.com%2Fmembers%2Fscript%2Fmembers.php%3Funic%3D0.5827541457732717'>";
    		html+="	     <input type='hidden' name='password' id='password' value=''>";
        
            html+="      <div style='float:left;background:#fff;margin-right:6px;letter-spacing: 3px;border:1px solid #fff;border-radius: 2px;height: 21px;line-height: 21px;margin-left: 8px;margin-top: 4px;padding: 0px 20px' class='btn' type='button'><a style='display:flex' target='_self' href='//www.wenxuecity.com/members/passport.php?act=register'>注册</a></div>";
            html+="      <div style='float:left;letter-spacing: 3px;height: 22px;color: #fff;line-height: 22px;margin-left: 8px;padding: 2px 29px;background: #4c8743;font-size: 14px;margin-top: 2px;border-radius: 2px' class='btn' type='button'><a style='display:flex;color:#fff' target='_self' href='//www.wenxuecity.com/members/passport.php?act=login'>登录</a></div>";

        
            html+="    </form>";
            html+="  </div>";
            html+="</div>";
                  var toploginbox = document.getElementById("toploginbox");
      if( typeof(toploginbox)!="undefined" && toploginbox!=null) toploginbox.innerHTML = html;
  }
    initTopBarBox();