x $mechanize->find_all_submits()
0  HTML::Form::SubmitInput=HASH(0x7f9fab008238)
   '/' => '/'
   'class' => 'button'
   'name' => 'btnG'
   'onmouseout' => 'this.style.background=\'#e3e3e3\';'
   'onmouseover' => 'this.style.background=\'#f3600a\';'
   'style' => '{width: 80px; font-size: 9pt;}'
   'type' => 'submit'
   'value' => 'Search Site'
   'value_name' => ''