$(window).load(function(){
	var f = $('form#cs_search');
	f.submit(function(){
		$('#casestudy-results').html('<div class="cntblock"><div class="header"><h2>Search results</h2></div><img src="/images/trident/loader.gif" width="18" height="18" /></div>')
		$.post(f.attr('action') + 'results', f.serialize() + '&ajax=1', function(data){
			$('#casestudy-results').html(data);
		}, 'html');
		return false;
	});
	$('select',f).change(function(){f.submit();});
});