Use the following code:
<!-- BEGIN IXF ASSETS --> <link rel="stylesheet" type="text/css" media="all" href="ixf/styles/screen.css" /> <!--[if lte IE 7]> <link rel="stylesheet" type="text/css" media="all" href="ixf/styles/screen-ie.css"/> <![endif]--> <script type="text/javascript" src="ixf/scripts/jquery.min.js"></script> <script type="text/javascript" src="ixf/scripts/jquery-ui.min.js"></script> <script type="text/javascript" src="ixf/scripts/ixf-plugins.min.js"></script> <script type="text/javascript" src="ixf/scripts/ixf-utilities.min.js"></script> <!-- END IXF ASSETS -->