function removerow(id){
	if(!confirm('真的要删除吗?')){
		return;
	}
	var url = '/comment/remove/id/'+id+'?ts='+timestamp();
	jQuery.getJSON(url,{},function(json){
		if ( json.code == 'success' ){
	 		$('#comment'+id).remove();
	 		alert(json.msg);
	 	}else if( json.code == 'service_side_error' ){
	 		alert(json.msg);
	 	}else{
	 		alert("删除评论失败");
	 	}
	},function(json){alert('a');});
}
function comment_add(){
	if(jQuery('#comment_creator_name')[0]){
	    var length = jQuery('#comment_creator_name')[0].value.lenb();
		if(length == 0){
			alert('请填写评论人名字');
			return;
		}
		if(length > 20 || length < 2){
			alert('评论人名字必须 2-20 个字符');
			return;
		}
	}
	var length = jQuery('#comment_content')[0].value.length;
	if(length == 0){
		alert('请填写评论内容');
		return;
	}
	if(length > 500 || length < 4){
		alert('评论内容必须 4-500 个字符');
		return;
	}
	
	$('#comment_bt').attr("disabled","disabled");

	var url = '/comment/add/?ts='+timestamp();
	$.post(url,$('#comment_add_form').serialize(),function(data){
		var reg = /^{.*}$/;
		if(reg.test(data)){
			edata = eval('('+data+')');
			if ( edata && edata.code == 'service_side_error' ){
				alert(edata.msg);
			}
		}else{
		 	$('#comment_recent').append(data);
		 	$(".user_avatar_img_new").load(function(){
				if( this.width > 120 || this.height > 120 ){
					this.width = 80;
					this.height = 80;
				}
			});
		 	$(".user_avatar_img_new").error(function(){$(this).attr('src','/images/defaultUser.png');});
		 	$('.user_avatar_img_new').removeClass('user_avatar_img_new');
	 		$('#comment_title').attr('value', '');
	 		$('#comment_content').attr('value', '');
		 	changeCaptchaImg();
			$('#comment_recent').focus();
	 	}
		$('#comment_bt').attr("disabled","");
	});
}
function showCaptchaImg(){
	if(jQuery('#captcha_img').is(":hidden")){
		jQuery('#captcha_img').show().next().show();
		jQuery('#captcha_img').attr("src","/common/generate-captcha?code="+timestamp());
		jQuery('#captcha_img').next('a').html('换一张');
	}
}
function changeCaptchaImg(){
	jQuery('#captcha_img').attr("src","/common/generate-captcha?code="+timestamp());
	jQuery('#captcha_img').next('a').html('换一张');
	jQuery('#captcha_code').attr("value","");
}