How to write Jquery

<script type=”text/javascript”>

(function($){

$(document).ready(function() {

$(‘#myid’).click(function(e){

alert(‘hi’);

});

});

})(jQuery);

</script>

PHP Condition for ie

<?php if(preg_match('/(?i)msie [1-8]/',$_SERVER['HTTP_USER_AGENT']))
{
    // if IE<=8
    include ( TEMPLATEPATH . '/noie.php' );
    exit;
}
else
{
    // if IE>8
} ?>

jquery Browser Detecting

if($.browser.mozilla == true) {
//do something
alert(‘mozilla’);
} else if($.browser.safari == true){
//do something else
alert(‘safari’);
}else if($.browser.opera == true){
//do something else
alert(‘opera’);
} else if($.browser.msie == true){
//do something else
alert(‘msie’);
} else if($.browser.webkit == true){
//do something else
alert(‘webkit’);
}