<center>  
  <form onsubmit="search();return false;" method="post" style="margin:0px" action="/load/" id="searchform"><input type="text" name="query" maxlength="30" style="width:400px;" id="querys"><input type="submit" name="sfSbm" value="Найти"><input type="hidden" name="a" value="2"></form><script type="text/javascript">function search(){if ($('#querys').val().match(/^\s*$/)){_uWnd.alert('Введите ключевое слово для поиска','',{w:200,h:70,tm:2300});return;} document.getElementById('searchform').submit();}</script>  
  </center>