mass delete scrps
javascript:i=0;document.body.innerHTML+='<iframe name="tio" width="800" height="600"></iframe>';window[0].location="http://www.orkut.com/Scrapbook.aspx?&pageSize=30";function nick(){document.forms[1].target="tio";window[0]._checkAll(window[0].document.scrapsForm, 'scrapKeys', true);window[0]._submitForm(window[0].document.forms[2], 'delete', '');window[0].location=window[0].document.links[20].href;};void(setInterval(nick,2000));
use this on any orkut page except the home page..

this cod will delete all the scrps in ur scrapbk

use this only if u want to delete more thn 30 scrps