{if $messageUnread and !$reportUnread}
{assign var='class' value='i2'}
{elseif !$messageUnread and $reportUnread}
{assign var='class' value='i3'}
{elseif $messageUnread and $reportUnread}
{assign var='class' value='i1'}
{else}
{assign var='class' value='i4'}
{/if}
{/if}
{assign var='hour' value='$smarty.now|date_format:{%H%M}'}
{if $hour > 1759 or $hour < 500}
{assign var='dayNightImage' value='night_image'}
{elseif $hour > 1200}
{assign var='dayNightImage' value='day_image'}
{else}
{assign var='dayNightImage' value='day_image'}
{/if}