modules/board/skins/sketchbook5/comment.html 에서 21번째줄
<!--// 프로필 -->
<block cond="!$mi->profile_img">
<img cond="$comment->getProfileImage()" class="profile img" src="{$comment->getProfileImage()}" alt="profile" />
<span cond="!$comment->getProfileImage()" class="profile img no_img">?</span>
</block>
아래와 같이 ? 를 주변 칼라와 동일하게 하여 ?를 보이지 않도록 함.
<!--// 프로필 -->
<block cond="!$mi->profile_img">
<img cond="$comment->getProfileImage()" class="profile img" src="{$comment->getProfileImage()}" alt="profile" />
<span cond="!$comment->getProfileImage()" class="profile img no_img"><font color=f3f3f3>?</font color=f3f3f3></span>
</block>