<input type="hidden" name="hiddenField" />, the advantage of this?

[bilis_money]

I have use this before but i think i forgot the advantage of using,
<input type="hidden"... in html form.

can you help me recall this to me, i mean the use and advantage of hidden input type?

thanks again in advance.

[AndyB]

http://www.tizag.com/htmlT/htmlhidden.php