jquery1   $(this).hde();

jquery1    $(this).hde();

<html>
<head>
<script type="text/javascript" src="/jquery/jquery.js"></script>
<script type="text/javascript">
$(document).ready(function(){
  $("button").click(function(){
  $(this).hide();
});
});
</script>
</head>

<body>

<button type="button"> button1 </button>

<button type="button">button2  </bttton>

</body>

</html>