<?if($USER_LOGGED_IN$)?>          
<?else?>        
<script>           
e=document.getElementsByTagName('A');           
for(k=0; k<e.length;k++) {           
if(e[k].className=="link"){           
e[k].innerHTML = "<b>[Регистрация не отнимет много времени]<b>";           
e[k].href="$REGISTER_LINK$";           
}           
}           
</script>           
<?endif?>