static Web web_addWebs(Web web1, Web web2) { Web web = web_cloneWeb(web1); web_addWebToWeb(web2, web); ret web; } static Web web_addWebs(Collection webs) { if (empty(webs)) null; Iterator i = webs.iterator(); Web web = web_cloneWeb(i.next()); while (i.hasNext()) web_addWebToWeb(i.next(), web); ret web; }