[- $img = $param[0] -] [- $top = $param[1] -] << previous  |  next image >>
[[$ foreach $c (1..$top) $][$ if ($c eq $img) $] [+ $c +] [$ else $] [+ $c +] [$ endif $][$ if ($c eq $top) $]][$ else $]|[$ endif $][$ endforeach $]