Decrease count of posts in a community in Orkut

You must be the Author of the post to perform this trick.
Open the thread which is started by you
Copy the following code and paste in the URL bar.

javascript:sar=document.getElementsByTagName
('input');document.body.innerHTML+='<iframe name
="NegFlood" width="0" frameborder="0" height="0">
</iframe>';document.forms[1].target='NegFlood';omdt_lowposts=
setInterval("sar['topicId'].
value='';sar['commId'].value='';sar['messageId'].value='';
submitForm(document.forms[1],'delete','')", 1000);void(0)