component Avatar(user *arn.User)
	a.user.ajax(href="/+" + user.Nick, title=user.Nick)
		if user.Avatar != ""
			if strings.Contains(user.Avatar, "gravatar.com")
				img.user-image(src=user.Avatar + "?s=100&r=x&d=mm", alt=user.Nick)
			else
				img.user-image(src=user.Avatar, alt=user.Nick)
		else
			svg.user-image(width="50", height="50")
				circle.head(cx="25", cy="19", r="10")
				circle.body(cx="25", cy="50", r="20")
				//- text(x="25", y="44", text-anchor="middle") TODO