Append a new tag to something using jquery

gistfile1.txt

<script>
$(function(){

var today = new Date(),
    expiration = new Date('2012-12-31');

if( today <= expiration ){

	var newicon = $('<span class="new"> new!</span>');
	newicon.css({
    	'color': 'gold',
    	'padding-left':'5px',
    	'float':'right',
    	'-webkit-transform':'rotate(20deg)',
    	'-moz-transform':'rotate(20deg)',
    	'-ms-transform':'rotate(20deg)',
    	'-o-transform':'rotate(20deg)',
    	'transform':'rotate(20deg)',
    	'-webkit-transform-origin':'bottom right',
    	'-moz-transform-origin':'bottom right',
    	'-ms-transform-origin':'bottom right',
    	'-o-transform-origin':'bottom right',
    	'transform-origin':'bottom right',
    	'text-shadow':'1px 1px 1px #1F1E1E'
	});
	$('li:contains("Maps") a','#searchnav').append(newicon);

}

});
</script>