например:
Код:
http://google.com///search?
http://www.google.ru/imghp?hl=ru&tab=wi
/url?sa=p&pref=ig&pval=3&q=http://www.google.ru/ig%3Fhl%3Dru%26source%3Diglk&usg=AFQjCNGA90yIbM1R8iZtlxuqENUj3kH4hw
http://google.com///advanced_search?hl=ru
http://google.com///search?
http://www.google.com/imghp?hl=en&tab=wi
/url?sa=p&pref=ig&pval=3&q=http://www.google.com/ig%3Fhl%3Den%26source%3Diglk&usg=AFQjCNFA18XPfgb7dKnXfKz7x7g1GDH1tg
http://google.com///advanced_search?hl=en
http://google.com///intl/en/about.html
http://google.com///search?
http://www.google.ru/webhp?hl=ru&tab=iw
http://google.com//javascript:void(0);
http://google.com//javascript:void(0);
http://www.google.com/hostednews/ap/article/ALeqM5jjwPbWx7hWELaXAXIbtD4jKfChiAD9HIN6UG1
http://google.com//javascript:void(0);
http://google.com//javascript:void(0);
http://google.com///news/section?pz=1&cf=all&ned=us&hl=en&q=Julia+Roberts&ict=clu
http://google.com///news/more?pz=1&cf=all&ned=us&ncl=dcIzKGFEtMOHb2Mg_7W46iy790S8M
http://google.com///news/section?pz=1&cf=all&ned=us&hl=en&q=David+Stockman&ict=clu
http://google.com///news/search?pz=1&cf=all&ned=us&hl=en&q=author:%22Paul+B.+Farrell%22&scoring=n
http://google.com///news/section?pz=1&cf=all&ned=us&hl=en&q=Chuck+Schumer&ict=clu
http://google.com///news/search?pz=1&cf=all&ned=us&hl=en&q=author:%22Corey+Boles%22&scoring=n
http://google.com///news/section?pz=1&cf=all&ned=us&hl=en&q=Jennifer+Aniston&ict=clu
http://google.com///news/search?pz=1&cf=all&ned=us&hl=en&q=author:%22Juli+Weiner%22&scoring=n
http://news.google.com/news?pz=1&cf=all&ned=us&hl=en&output=rss
http://www.google.com/intl/en_us/ads/
http://google.com//#
http://google.com//#
http://www.google.com/support/websearch/bin/answer.py?hl=en&answer=136861
http://google.com//https://www.google.com/accounts/Login?continue=http%3A%2F%2Fwww.google.com%2Fsupport%2Fwebsearch%2Fbin%2Fanswer.py%3Fanswer%3D136861&/
http://www.google.com/support/websearch/
http://google.com///support/websearch/bin/answer.py?answer=134479
http://google.com//javascript:window.print();
http://google.com//answer.py?answer=134479
http://google.com//#
http://google.com///support/websearch/bin/answer.py?answer=510&cbid=1uldu7m05poup&src=cb&lev=answer
http://google.com///support/websearch/bin/answer.py?answer=35891&cbid=-dbpknp58wgz6&src=cb&lev=answer
http://www.google.com/adwords/aboutgoogleads/#utm_source=search_help_center_en-us&utm_medium=promo&utm_campaign=en-us
http://www.google.com/intl/en/
http://www.google.com/support/websearch/bin/answer.py?hl=en&answer=29508
http://google.com//#content
http://google.com//https://www.google.com/accounts/Login?continue=http%3A%2F%2Fwww.google.com%2Fsupport%2Fwebsearch%2Fbin%2Fanswer.py%3Fanswer%3D29508&/
http://google.com///support/websearch/bin/answer.py?answer=134479
http://google.com//javascript:window.print();
http://www.google.com/advanced_search
http://www.google.com/advanced_image_search?hl=en
http://www.google.com/support/forum/p/Web+Search?hl=en
http://google.com//#
http://google.com///support/websearch/bin/answer.py?answer=497&cbid=1lj1mztqq59xn&src=cb&lev=answer
http://google.com///support/websearch/bin/answer.py?answer=45449&cbid=-4tppi9fcsuf1&src=cb&lev=answer
http://www.google.com
повторяеться допустим строка
http://google.com//javascript:void(0);
надо чтоб при нажатие кнопки все копии удалились и осталась только одна, +рассортировал как было