$(document).ready(
	function()
	{
		var timer = window.setInterval(
			function()
			{
				// TODO: try some cooler effect for the image replacement
				// NOTE: may require moving the background image to another element
				// and keeping it's size and z-index up to date with viewport's size
				if ( $("html").css("background-image").match( "scruffykitty" ) ) 
				{
					//$("html").css("background-image", "url('./images/hp_sk3.jpg')");
					$("html").css("background-image", "url('./images/background-emma.jpg')");
				}
				/*else if ( $("html").css("background-image").match( "sk3" ) ) 
				{
					$("html").css("background-image", "url('./images/hp_sk5.jpg')");
				}*/
				else if ( $("html").css("background-image").match( "emma" ) ) 
				{
					$("html").css("background-image", "url('./images/background-redapple.jpg')");
				}
				else if ( $("html").css("background-image").match( "redapple" ) ) 
				{
					$("html").css("background-image", "url('./images/background-birthdayparty.jpg')");
				}
				else if ( $("html").css("background-image").match( "birthdayparty" ) ) 
				{
					$("html").css("background-image", "url('./images/background-galleriesapp.jpg')");
				}
				else if ( $("html").css("background-image").match( "galleriesapp" ) ) 
				{
					$("html").css("background-image", "url('./images/background-gnomes.jpg')");
				}
				else if ( $("html").css("background-image").match( "gnomes" ) ) 
				{
					$("html").css("background-image", "url('./images/background-beach.jpg')");
				}
				else if ( $("html").css("background-image").match( "beach" ) ) 
				{
					$("html").css("background-image", "url('./images/background-duck.jpg')");
				}
				else
				{
					//$("html").css("background-image", "url('./images/hp_sk4.jpg')");
					$("html").css("background-image", "url('./images/background-scruffykitty.jpg')");
				}
			}, 
			30000 // 20000 => 20s, 30000 => 30s, 1000 => 1s
		);
		
		/*document.onclick = function(e) {
			window.location = "http://developer.palm.com/webChannel/index.php?packageid=com.wingedchariot.scruffykitty.webos";
		};*/
	}
);