Javascript regexp for smile images replacements

Javascript regexp for smile images replacements

i need replace {smile:smilename} to it's image tag with src <img
src="/img/smile/smilename.gif">
i'm trying:
data['text'] = 'text{smile:smile3}text{smile:smile3}text{smile:smile3}text';
data['text'] = data['text'].replace('/{smile:(.*?)}/g', '<img
src="/img/smile/$1.gif">');
but it doesn't work