[jquery] $.isFunction , $.getScript 運用

$.isFunction
$.getScript

if ($.isFunction(jQuery.fn.autocomplete)){/* use official jQuery UI autocomplete */

$('#aj_au').autocomplete({

source: '/ajax_user.php?rt=j',

minLength: 2

});

} else {/* use jQuery plugins autocomplete */

$.getScript('/jslib/jquery/plugins/jquery.autocomplete.js', function() {

$('#aj_au').autocomplete('/ajax_user.php?rt=t', {

width: 150,

minChars: 2

});

});

}