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Java Programming/JQuery

[JQuery] focus() / blur()

ex)

 

<!DOCTYPE html>
<html>
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js">
</script>
<script>
$(document).ready(function(){
  $("input").focus(function(){
    $(this).css("background-color","#cccccc");
  });
  $("input").blur(function(){
    $(this).css("background-color","#ffffff");
  });
});
</script>
</head>
<body>

Name: <input type="text" name="fullname"><br>
Email: <input type="text" name="email">

</body>
</html>