               if positionTop is null
                 minOverlap = Infinity
                 for overlap, index in overlaps
-                  if overlap < minOverlap
+                  if overlap < minOverlap and fixedComments[index].to + commentHeight <= videoHeight
                     minOverlap = overlap
                     positionTop = fixedComments[index].to
 
+                if positionTop is null
+                  positionTop = 0
+
           else # shita
+            commentEl.className += ' shita'
+
             # Sort fixedComments out
             fixedComments.sort (a, b) -> b.from - a.from
 

          positionTop = null

          if 'ue' in chat.styles
            # Sort fixedComments out
            fixedComments.sort (a, b) -> a.to - b.to



            for comment in fixedComments
              overlapFrom = Math.max from, comment.from
              overlapTo = Math.min to, comment.to

              if overlapFrom < overlapTo
                sum += overlapTo - overlapFrom
