var fstr = "";function checkform(obj){
	if($("#loginer_user_id").val()==''){
		$.ajax({
			url:'/usercenter/loginjson.php',
			type:'post',
			data: 'jsoncallback=login',
			dataType:'json',
			success:function(msg){
				if(msg.status==1){
					$("#loginer_user_id").val(msg.user_id);
					$("#loginer_username").html('<span class="fred">'+msg.username+'</span> 您好，欢迎您发表评论！(文明上网，理性发言)');
				}else{
					loginWin();
				}
			}
		});
	}else{
		var msg = "";
		if( obj.content.value=="" ){
			 msg += "内容不能为空！\n";
		}else{
			if(obj.content.value.length < 10 ){
				 msg += "内容不能少于10字符！\n";
			}
		}
		if( obj.piccode.value=="" ){
			msg += "验证码不能为空！\n";
		}else{
			if( obj.piccode.value.length < 4 ){
				msg += "验证码不能少于4字符！\n";
			}
		}
		if(msg !="" ){
			alert(msg);
			return false;
		}else{
			obj.submit();
			return true;
		}
	}
}

fstr += '<form name="myform" id="myform" method="post" action="/ask/submit.php?a=rede">';
fstr += '	<ul>';
fstr += '		<li>';
fstr += '			<textarea name="content" class="textarea"></textarea>';
fstr += '		</li>';
fstr += '		<li id="loginer_username">';
fstr +='			<span class="fred">网友</span>您好，欢迎您发表评论！(如果您还不是本站注册用户，';
fstr +='			<a href="https://www.tczx.net//usercenter/register.php">请先注册！</a>)';
fstr += '		</li>';
fstr += '		<li>';
fstr += '			<img id="checkcode" onclick="this.src=this.src+Math.random()" src="/api.php?op=checkcode&code_len=4&font_size=18&width=80&height=26&font_color=&background=&t=" style="cursor:pointer">';
fstr += '			<a href="javascript:" class="fred">换一张</a>';
fstr += '			<input type="text" name="piccode" class="piccode" size="6">';
fstr += '			<input type="hidden" name="ask_id" value="25">';
fstr +='			<input type="hidden" name="user_id" value="" id="loginer_user_id">';
fstr += '			<input type="button" class="submit in" onclick="return checkform(this.form)">';
fstr += '		</li>';
fstr += '	</ul>';
fstr += '</form>';
document.write(fstr);