$(function(){

	// ***
	// Scrolling background
	// ***

	// height of background image in pixels
	var backgroundheight = 2000;

	// get the current minute/hour of the day
	var now = new Date();
	var hour = now.getHours();
	var minute = now.getMinutes();

	// work out how far through the day we are as a percentage - e.g. 6pm = 75%
	var hourpercent = hour / 24 * 100;
	var minutepercent = minute / 60 / 24 * 100;
	var percentofday = Math.round(hourpercent + minutepercent);

	// calculate which pixel row to start graphic from based on how far through the day we are
 	var offset = backgroundheight / 100 * percentofday;

	// graphic starts at approx 6am, so adjust offset by 1/4
	var offset = offset - (backgroundheight / 4);

	function scrollbackground() {
		// decrease the offset by 1, or if its less than 1 increase it by the background height minus 1
   		offset = (offset < 1) ? offset + (backgroundheight - 1) : offset - 1;
		// apply the background position
   		$(document.getElementById("main") ).css("background-position", "50% " + offset + "px");
   		// call self to continue animation
   		setTimeout(function() {
			scrollbackground();
			}, 100
		);
   	}

	// Start the animation
	scrollbackground();


	// ***
	// Fully clickable divs
	// ***

	$("div.clickable").click(
	function()
	{
	    window.location = $("a", this).attr("href");
	    return false;
	});

	// ***
	// Leading image expander
	// ***

	$('.leading').hover(
		function() {
			if ($('img', this).height() > 300) {
				$(this).animate({
					height: $('img', this).height()
				}, 300, 'swing');
			}
		},
		function() {
			$(this).animate({
				height: "300px"
			}, 200);
		}
	);


	



});