{foreach from=$medal_list key=type item=list}
{foreach from=$list item=m}
names[{$m.id}] = "{$m.text|regex_replace:"/\r?\n/":"\\n"}";
- {if $grades[$m.id]|@count}
+ {if t($grades[$m.id]) && $grades[$m.id]|@count}
subgrades[{$m.id}] = new Array({$grades[$m.id]|@count});
{foreach from=$grades[$m.id] item=g}
subgrades[{$m.id}][{$g.gid-1}] = [{$g.gid},"{$g.text|regex_replace:"/\r?\n/":"\\n"}"];