<form class='nav_searchform' action='http://so.tudou.com/isearch.do' method='get' target='_blank'> <input name="kw" class="nav_searchInput" type="text" accesskey="s" value="" onclick="return false;" /><input class="postBtn" type="submit" value="" /></form><form action='#' style='display:none;'> <input class="googleBtn" type="submit" value="" /><input name="client" type="hidden" value="" /><input name="channel" type="hidden" value="" /></form><form class='nav_searchform' action='http://so.tudou.com/isearch.do' method='get' target='_blank'> <input name="kw" class="nav_searchInput" type="text" accesskey="s" value="" onclick="return false;" /><input class="postBtn" type="submit" value="" /></form><form action='#' style='display:none;'> <input class="googleBtn" type="submit" value="" /><input name="client" type="hidden" value="" /><input name="channel" type="hidden" value="" /></form>