$(function () {

	//cache the ticker
	var ticker = $("ul#PopularPostAink");

	//wrap dt:dd pairs in divs
	ticker.children().filter("li").each(function () {

		var dt = $(this),
			container = $("<div>");

		dt.next().appendTo(container);
		dt.prependTo(container);

		container.appendTo(ticker);
	});

	//hide the scrollbar
	ticker.css("overflow", "hidden");

	//animator function


	function animator(currentItem) {

		//work out new anim duration
		var distance = currentItem.height();
		duration = (distance + parseInt(currentItem.css("marginTop"))) / 0.025;

		//animate the first child of the ticker
		currentItem.animate({
			marginTop: -distance
		}, duration, "linear", function () {

			//move current item to the bottom
			currentItem.appendTo(currentItem.parent()).css("marginTop", 0);

			//recurse
			animator(currentItem.parent().children(":first"));
		});
	};

	//start the ticker
	animator(ticker.children(":first"));

	//set mouseenter
	ticker.mouseenter(function () {

		//stop current animation
		ticker.children().stop();

	});

	//set mouseleave
	ticker.mouseleave(function () {

		//resume animation
		animator(ticker.children(":first"));

	});
});