{if:$nav_u,egt,0}

{$nav[0]['word']}

{/if} {if:$nav_u,egt,2}

{for:$i,1,$nav_u-1} {$nav[$i]['word']} {/for}

{/if} {if:$nav_u,egt,1}

{$nav[$nav_u]['word']}

{/if}