JavaScript Tutorial/jQuery/blur

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blur(fn): blur event fires when an element loses focus

   <source lang="javascript">

To pop up an alert every time any paragraph"s blur event triggers:

$("p").blur( function () { alert("Hello World!"); } );</source>


Stop people from writing in text input boxes

   <source lang="javascript">

<html>

 <head>
   <script type="text/javascript" src="js/jquery-1.3.2.js"></script>
   <script type="text/javascript">
       $(document).ready(function(){
           $("input").focus(function () {
                 $(this).blur();
           });
       });
   </script>
 </head>
 <body>
   <body>

<input type="text" /> focus event fire

   </body>

</html></source>


To triggers the blur event on all paragraphs:

   <source lang="javascript">

$("p").blur();</source>