function imageSwap(){
	$("#headerwrap").css("background-image", "url(/images/bkg_header_"+rand_no()+".jpg)");
	$("#header").fadeOut("slow", function(){
		$("#header").css("background-image", "url(/images/bkg_header_"+rand_no()+".jpg)");
		t = setTimeout("fadeback()", 5000); 
	});
}

function fadeback() {
	$("#header").fadeIn("slow");
	t = setTimeout("imageSwap("+rand_no()+")", 5000); 
} 

function rand_no() {
	var rand_no = Math.random();
	rand_no = rand_no * 5;
	rand_no = Math.ceil(rand_no);
	return rand_no;
}

$(document).ready(function(){ 

		//RW 17/12/08
		//Chooses and displays a random list item from the text
		//that will be loaded into the div
		$("#fact_load").load("/includes/inc_cheese_fact.php", function(){
			var mylength = $('#fact_load li').length;
			var r = Math.floor(Math.random() * mylength)+1;
			var which = $('#fact_load li:nth-child(' + r + ')').text();
			$("#fact_load").html('<p>'+which+'</p>');
		});
		
		// search box
		$("#keyword").click(this.value="");
		
		// header image fader
		t = setTimeout("imageSwap()", 5000); 
				
});