js.bml[2] = 'Site Search'

http://kengo.preston-net.com/archives/003439.shtml
要するに…。

javascript:(function(p){if(p)open('http://www.google.co.jp/search?as_sitesearch='+document.domain+'&q='+encodeURIComponent(p))})(prompt('Site Search',document.selection?document.selection.createRange().text:(document.getSelection||getSelection)()+''))

*1

*1:[07-12-04] 選択テキストがあれば取り込むように。